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Your daily forecasts from Boards.ie weather forum (NO CHAT)

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  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Wednesday, 25 April, 2018

    Forecasts for Ireland



    TODAY ... Partly to mostly cloudy, showers or outbreaks of light rain, cool, lows 5 to 7 C and highs 11 to 14 C. Moderate southwest to west winds about 30 to 50 km/hr.

    TONIGHT ... Mostly cloudy, a few brief showers, lows 4 to 7 C.

    THURSDAY ... Partly cloudy, showers becoming more isolated, moderate westerly winds dying out during the day, highs 10 to 13 C. Intervals of rain with moderate northeast winds by late afternoon and evening across south coastal counties, not expected to reach most of central or any of northern counties as the low pressure area responsible tracks towards south-central Britain for Friday.

    FRIDAY ... Some sunshine at first, then outbreaks of light rain, becoming heavier inland Leinster and east Ulster, and rather cool with lows about 1 to 4 C, highs 10 to 13 C. Moderate northerly breezes at times.

    SATURDAY ... Continued rather cool with lows 1 to 4 C, slight ground frosts possible, then variable cloud, showers heavier in Leinster than other places with better amounts of sunshine for western counties, highs 11 to 14 C. Light northeast winds 30 to 50 km/hr.

    SUNDAY ... Variable cloud, showers, lows 1 to 4 C and highs near 12 C. Moderate northeast winds 40 to 60 km/hr.

    OUTLOOK ... Continued rather cool and unsettled for most of the following week, any improvements would likely be well into the second week of May.

    My local weather continued sunny and pleasantly warm on Tuesday with a high of 17 C. We are expecting this warm spell to last until Saturday.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Thursday, 26 April, 2018

    Forecasts for Ireland



    TODAY ... Partly cloudy, rather cool with occasional showers, highs 10 to 12 C. Breezy this morning but winds becoming light and more variable then easterly for at least southern counties by late afternoon as rain approaches west Munster.

    TONIGHT ... Mostly overcast south with an interval of rain (5 to 8 mm expected) and lows 5 to 7 C. Further north, clear intervals and slight frost possible, lows -1 to +3 C.

    FRIDAY ... Increasing cloud during the morning, outbreaks of rain developing, 3 to 5 mm on average, highs 10 to 13 C. Moderate northerly winds at times 30 to 50 km/hr.

    SATURDAY ... Variable cloud, cool, showers with some hail and thunder possible, winds turning more northeasterly 30 to 50 km/hr, morning lows 1 to 4 C and afternoon highs 9 to 13 C.

    SUNDAY ... Variable cloud, showers, cool. Lows 1 to 4 C and highs 9 to 13 C.

    MONDAY ... Partly cloudy, showers more isolated, lows -1 to +3 C and highs 10 to 14 C.

    TUESDAY ... Rain at times, highs near 14 C.

    FURTHER OUTLOOK ... Continued rather cool, unsettled, with highs 13 to 15 C.

    My local weather remains sunny and quite warm with a high near 19 C on Wednesday.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Friday, 27 April, 2018

    Forecasts for Ireland



    TODAY ... Some further light rain across the south will gradually clear east. Sunny breaks in central and northern counties will be followed by increasing cloud during the late morning, with outbreaks of rain developing by afternoon, 3 to 5 mm on average, highs 10 to 13 C. Moderate northerly winds at times 30 to 50 km/hr.

    TONIGHT ... Showers gradually dying out, some clearing after midnight, cool. Lows -1 to +3 C with scattered frost inland.

    SATURDAY ... Variable cloud, cool, showers with some hail and thunder possible, winds turning more northeasterly 30 to 50 km/hr, morning lows -1 to 3 C and afternoon highs 9 to 13 C.

    SUNDAY ... Variable cloud, showers, cool. Lows -1 to 3 C and highs 9 to 13 C.

    MONDAY ... Partly cloudy, showers more isolated, lows -2 to +3 C and highs 10 to 14 C. Frost may be more widespread on Monday morning inland due to longer intervals of clear skies overnight.

    TUESDAY ... Cool and frosty to start, then increasing cloud, rain at times, lows -1 to +3 C and highs 12 to 14 C.

    FURTHER OUTLOOK ... The period from mid-week (2nd-3rd May) to about Monday 7th may see a return to warmer conditions according to latest guidance, so some chance of highs into the 17-20 C range during that time. This is indicated to revert to cool and unsettled conditions by about Tuesday 8th of May.

    My local weather continues very warm and sunny with highs close to 20 C. There is still a considerable amount of snow left in the bush above the 500 metre elevation but it's looking like spring at valley elevations (which around here are 400-500 metres). That snow has been evaporating faster than it melts so that there isn't much of a rise in our stream levels locally.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Saturday, 28 April, 2018

    Forecasts for Ireland



    TODAY ... Cool with some sunny intervals this morning, as showers build up over both Ulster and the southern counties. By late afternoon these two areas may merge with some heavy and possibly thundery showers either stationary or drifting slowly westward in rather slack winds, sometimes northeasterly 20 to 40 km/hr. Highs only 9 to 13 C.

    TONIGHT ... Clearing with frost developing in some inland counties, lows -2 to +3 C.

    SUNDAY ... After some sunshine in the morning, widespread cloud and showers, some with thunder, once again either stationary or drifting slowly west to southwest, and heavier inland south to southwestern counties. Some local rainfalls of 10 mm although on the average only about 2 to 4 mm expected. Highs 10 to 14 C.

    MONDAY ... Morning frost, sunny with cloudy intervals, showers very isolated and most places enjoying a dry day. Lows -2 to +3 C and highs about 13 C.

    TUESDAY ... Increasing cloud, rain developing. Lows -1 to +3 C and highs 10 to 14 C.

    WEDNESDAY ... Rain tapering off to showers, cool. Lows near 5 C and highs near 11 C.

    OUTLOOK ... Somewhat warmer from Thursday 3rd May to about Tuesday 8th, in light to moderate east winds, not entirely rain-free but a fairly dry spell with a few showers around Friday 4th inland south. Highs generally 15 to 18 C. Still some risk of frost but quite isolated.

    My local weather has remained almost summer-like with sunshine, low humidity and highs of about 21 C on Friday, in fact it felt closer to 25 C in the sun. I could find no rational reason not to golf (until I started that is).


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Sunday, 29 April, 2018

    Forecasts for Ireland



    TODAY ... After some sunshine in the morning, widespread cloud and showers, some with thunder, once again either stationary or drifting slowly west to southwest, and heavier inland south to southwestern counties. Some local rainfalls of 10 mm although on the average only about 2 to 4 mm expected. Another quite cool day with highs 10 to 14 C.

    TONIGHT ... Clear intervals, cool with frost likely inland, lows -2 to +3 C.

    MONDAY ... Morning frost, sunny with cloudy intervals, showers very isolated and most places enjoying a dry day. Lows -2 to +3 C and highs about 13 C.

    TUESDAY ... Increasing cloud, rain developing with fog over higher terrain. Lows -1 to +3 C and highs 10 to 14 C.

    WEDNESDAY ... Rain tapering off to showers, cool. Winds westerly 50 to 70 km/hr. Lows near 5 C and highs near 11 C.

    THURSDAY ... Partly cloudy south, overcast north where it may rain at times, but warmer for most especially the south where highs could get back to a more normal 14 to 17 C.

    FRIDAY to SUNDAY is expected to remain rather warm compared to this past few days, with highs 17 to 19 C. There could be slight amounts of rain for a few locations but it will be generally a dry and at times sunny interval.

    FURTHER OUTLOOK ... Turning cooler again with more frequent showers, highs back down to the 12 to 15 C range after the warm spell ends around Monday 7th from present indications. We can hope that this will back off as we get closer to the warm spell but we need to get that underway first.

    My local weather saw an end to the long warm spell and increasing cloud during the morning followed by outbreaks of light rain with the high closer to normal values at 14 C.


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  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Monday, 30 April, 2018

    Forecasts for Ireland



    TODAY ... Sunny with cloudy intervals, any showers that develop by afternoon will be very isolated, most likely in central counties, otherwise most places enjoying a dry day with highs about 13 C.

    TONIGHT ... Some clear intervals at first in eastern counties, lows 2 to 5 C there, but cloudy from late evening in western counties with rain by morning, lows 5 to 8 C.

    TUESDAY ... Increasing cloud, rain developing with fog over higher terrain. Lows -1 to +3 C and highs 10 to 14 C. Rainfalls 5 to 10 mm in most places.

    WEDNESDAY ... Rain (a further 5 mm or so) tapering off to showers, cool. Winds westerly 50 to 70 km/hr. Lows near 5 C and highs near 11 C.

    THURSDAY ... Partly cloudy south, overcast north where it may rain at times, but warmer for most especially the south where highs could get back to a more normal 14 to 17 C. Moderate southwest winds 40 to 60 km/hr.

    FRIDAY ... Partly cloudy with a few isolated showers, warm, highs 17 to 19 C.

    OUTLOOK ... The weekend should remain rather warm with some sunshine each day, showers very isolated if any, so mostly dry with highs around 18 to 20 C. The latest guidance does not return the weather all the way back to last week's chilly unsettled conditions but just a slight cooling now expected to the 14 to 17 C range with slightly more chance of rain into the second week of May. This is an encouraging change in recent trends but not that reliable yet, it could revert back to the cooler scenario.

    My local weather was overcast with occasional rain in the morning, cloudy but dry since noon, and the high about 12 C. Still cloudy so no view of the full moon which you might have seen last night (it was full at 0159h today IST).


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Tuesday, 1 May, 2018

    Forecasts for Ireland



    TODAY ... Overcast with rain already present over western counties reaching east coast within two or three hours, fog developing over higher terrain. Partial clearing late afternoon from west. Highs 10 to 14 C. Rainfalls 5 to 10 mm in most places. Winds south to southwest 50 to 70 km/hr, feeling rather cool in the rain but not that chilly later in any dry intervals.

    TONIGHT ... Further showers developing, breezy, lows 5 to 7 C. Winds westerly 50 to 70 km/hr.

    WEDNESDAY ... Rain (a further 5 mm or so) tapering off to showers, cool. Winds westerly 50 to 70 km/hr. Lows near 5 C and highs near 11 C.

    THURSDAY ... Partly cloudy south, overcast north where it may rain at times, but warmer for most especially the south where highs could get back to a more normal 14 to 17 C. Moderate southwest winds 40 to 60 km/hr.

    FRIDAY ... Partly cloudy with a few intervals of light rain mostly northwest counties, staying rather warm, lows near 10 C and highs 17 to 19 C.

    WEEKEND OUTLOOK ... Generally warm and dry, slight chance of showers in north, highs both days 17 to 20 C. This warmer interval may persist into Monday and then cool back to more normal May values of 14 to 17 C around Tuesday 8th.

    My local weather was cloudy with a few spots of rain but nothing measurable, and reasonably mild at 15 C. We are looking for a few more light showers and a slow clearing trend mid-week. Warmer weather is spreading into the eastern half of the continent after several rather cool days but the main concern now is widespread flooding from snow melt, especially in Canada but also in some parts of the upper Midwest.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Wednesday, 2 May, 2018

    Forecasts for Ireland



    TODAY ... Some sunny intervals this morning but extensive cloud by about mid-day with further showers developing, rather cool and blustery at times, winds westerly 40 to 60 km/hr. Highs 10 to 13 C. About 3 to 6 mm of rain likely.

    TONIGHT ... Some clear intervals east and south, overcast west and north with rain at times, rather drizzly with moderate southwest winds, lows only falling to about 8 C except could reach 3 to 6 C in any clear patches inland southeast.

    THURSDAY ... Mostly cloudy but with some breaks at times in the south and east, occasional light rain mostly for northwest and occasionally southwestern counties too, highs 12 to 16 C. Moderate southwest winds.

    FRIDAY ... Rain becoming more isolated through the day and brighter by mid-day to afternoon, warmer too with highs reaching 14 to 17 C.

    SATURDAY and SUNDAY look quite promising at this point under the protection of a ridge of high pressure, leading to some sunshine for most regions both days, and very little precipitation if any. Highs will be about 14 to 18 C warmest inland south and southeast. Some sea breezes may cool various coasts in a generally light wind situation.

    MONDAY could see a few passing showers in gusty southwest to west winds but it will stay relatively warm at about 17 C.

    Around TUESDAY or possibly early WEDNESDAY a sharp change is indicated to very windy conditions with potential for gusts to 100 km/hr on exposed coasts and 80 km/hr more widespread. This may be the first of two similar events over about four or five days, then the indications are for a gradual return to more settled conditions by mid-month. Confidence in this windy period (middle to end of next week so still a good eight to ten days away) is only moderate, stay tuned.

    My local weather on Tuesday was improving from overcast with light rain in the morning to mostly sunny by late afternoon, and it was fairly warm (18 C).


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Thursday, 3 May, 2018

    Forecasts for Ireland



    Gradual improvements leading to a decent weekend for most

    TODAY ... Mostly cloudy with a few brighter intervals in the east and south, occasional rain heavier in the north and sometimes also in western counties, 3 to 6 mm potential there, probably closer to 1 or 2 mm if even that in east and parts of the south. A little warmer with highs 12 to 15 degrees, warmer inland south. Moderate southwest winds 40 to 60 km/hr.

    TONIGHT ... Cloudy with some mist and light rain at times in west and north, lows 9 to 12 C.

    FRIDAY ... Becoming partly cloudy as rain dies out in north, sunny spells developing for most, and quite warm, highs 16 to 19 C. Breezes still from southwest but becoming rather light.

    SATURDAY ... Partly to mostly sunny except in far northwest where overcast with light rain at times. Lows 8 to 11 C and highs 16 to 19 C. Winds generally light and variable, some onshore sea breezes will develop.

    SUNDAY ... Sunny intervals, warm. Lows 7 to 10 C and highs 17 to 21 C. Winds light and variable.

    MONDAY ... Partly cloudy, breezy with isolated showers, continued rather warm. Lows 8 to 11 C and highs 17 to 20 C.

    TUESDAY ... Partly cloudy, breezy, showers becoming heavier late in the day, lows 9 to 12 C and highs 16 to 19 C.

    OUTLOOK ... Rather windy especially in northwestern counties, from about mid-week to the following weekend. The impact of these stronger winds will be less significant in the south and east, generally it will turn slightly cooler but will remain close to seasonal normals of about 15 C.

    My local weather on Wednesday was partly cloudy and rather warm with highs near 21 C.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Friday, 4 May, 2018

    Forecasts for Ireland



    TODAY ... Mostly cloudy this morning then becoming partly cloudy with isolated light showers in some parts of west and north, sunny spells developing for most inland where it will become quite warm, highs 16 to 19 C. Breezes still from southwest but becoming rather light.

    TONIGHT ... Extensive mist, low cloud returning, lows 8 to 11 C.

    SATURDAY ... Partly to mostly sunny except in far northwest where overcast with light rain at times. Lows 8 to 11 C and highs 16 to 19 C. Winds generally light and variable, some onshore sea breezes will develop.

    SUNDAY ... Sunny intervals, warm. Lows 7 to 10 C and highs 17 to 21 C. Winds light and variable.

    MONDAY ... Partly cloudy, breezy with isolated showers, continued rather warm. Lows 8 to 11 C and highs 17 to 20 C.

    TUESDAY ... Partly cloudy, breezy, showers becoming heavier late in the day, lows 9 to 12 C and highs 16 to 19 C.

    WEDNESDAY ... Windy with showers, cooler. Lows near 8 C and highs near 15 C. Winds westerly 60 to 100 km/hr in west and north, not quite as strong for south or east but rather blustery at times.

    FURTHER OUTLOOK ... There will be more strong winds towards the weekend of 12th-13th, with showers, and temperatures will continue closer to average values.

    My local weather on Thursday was partly cloudy with sunny spells and warm temperatures near 22 C.


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  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Saturday, 5 May, 2018

    Forecasts for Ireland


    TODAY ... Fog and mist gradually lifting except in some coastal areas, then partly to mostly sunny and warm except in far northwest where overcast with light rain at times. Low cloud and fog are also possible near south coast and cooling sea breezes will keep temperatures down near Irish Sea coasts. Highs 16 to 20 C. Winds generally light and variable, some onshore sea breezes will develop.

    TONIGHT ... Misty or foggy with lows 7 to 10 C.

    SUNDAY ... Sunny intervals developing, warm. Highs 17 to 21 C except cooler near some coasts. Winds light and variable.

    MONDAY ... Partly cloudy, breezy with isolated showers most likely in Connacht, continued rather warm. Lows 8 to 11 C and highs 17 to 20 C.

    TUESDAY ... Partly cloudy, breezy, showers becoming heavier late in the day, lows 9 to 12 C and highs 16 to 19 C.

    WEDNESDAY ... Windy with showers, cooler. Lows near 8 C and highs near 15 C. Winds westerly 60 to 100 km/hr in west and north, not quite as strong for south or east but rather blustery at times. Showers most frequent in west and north, sunshine at times for south and east.

    FURTHER OUTLOOK ... There will be more strong winds towards the weekend of 12th-13th, with showers, and temperatures will continue closer to average values. However, there are once again indications of another spell of warmer settled weather returning in the middle portion of the month.

    My local weather was partly cloudy and warm most of the day with some gusty showers rolling in at about 5 p.m., lasting an hour then back to partly cloudy skies. The high was about 22 C.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Sunday, 6 May, 2018

    Forecasts for Ireland



    TODAY ... Sunny intervals developing, warm. Highs 17 to 21 C except cooler near some coasts. Winds light and variable.

    TONIGHT ... Partly cloudy with extensive mist developing, mild. Lows 8 to 11 C.

    MONDAY ... Partly cloudy, breezy with isolated showers most likely in Connacht, continued rather warm. Lows 8 to 11 C and highs 17 to 20 C.

    TUESDAY ... Partly cloudy, breezy, showers heavy at times morning and mid-day, partial clearing at least for western counties by afternoon, not quite as warm with lows 9 to 12 C and highs 16 to 19 C.

    WEDNESDAY ... Windy with showers, cooler. Lows near 8 C and highs near 15 C. Winds westerly 60 to 100 km/hr in west and north, not quite as strong for south or east but rather blustery at times. Showers most frequent in west and north, sunshine at times for south and east.

    THURSDAY ... Intervals of heavy rain developing, moderate southwest winds, lows near 10 C and highs near 15 C.

    FRIDAY ... Windy with showers, lows near 8 C and highs near 15 C.

    FURTHER OUTLOOK ... The weekend of 12th-13th May will bring gradual improvement with less frequent showers and more frequent breaks in the cloud, and it could then turn warm and sunny for part of the following week.

    My local weather on Saturday was sunny with a high near 21 C.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Monday, 7 May, 2018

    Forecasts for Ireland



    TODAY ... Partly cloudy, breezy with isolated showers most likely in Connacht, and continued warm. Highs 17 to 21 C warmest in Leinster, coolest near south and west coasts.

    TONIGHT ... Rain developing, breezy with lows about 10 C. Winds southerly 40 to 60 km/hr. About 5 to 10 mm rain likely, arriving by morning in eastern counties.

    TUESDAY ... Partly cloudy, breezy, showers heavy at times morning and mid-day, partial clearing at least for western counties by late morning and in east by the afternoon, not quite as warm with lows 9 to 12 C and highs 16 to 19 C. Winds southwest 40 to 70 km/hr.

    WEDNESDAY ... Windy with showers, cooler. Lows near 8 C and highs near 15 C. Winds westerly 60 to 90 km/hr in west and north, not quite as strong for south or east but rather blustery at times. Showers most frequent in west and north, sunshine at times for south and east.

    THURSDAY ... Intervals of heavy rain developing, moderate southwest winds, lows near 10 C and highs near 15 C.

    FRIDAY ... Windy with showers, lows near 8 C and highs near 15 C. Clearing from the west by late afternoon.

    SATURDAY and SUNDAY (12th-13th) will be partly cloudy with occasional light rain and highs will be 12 to 15 C.

    The latest guidance is more average than warm but I don't find the pattern very reliable past about Friday at this point, so it could turn out warmer again.

    My local weather continued sunny and very warm with highs near 23 C. Mountain snow is melting at a steady rate now and creeks are running higher although nothing too serious locally, other parts of British Columbia have had flooding problems for several weeks.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Tuesday, 8 May, 2018

    Forecasts for Ireland



    TODAY ... Outbreaks of light rain this morning, then gradual clearing from west around mid-day, moderate south to southwest winds 40 to 60 km/hr, about 5 to 8 mm of rain likely, and highs 14 to 17 C.

    TONIGHT ... Rain becoming heavy towards morning, strong southerly winds developing 50-80 km/hr, lows near 10 C.

    WEDNESDAY ... Windy with rain turning more showery, turning cooler. Highs near 15 C. Winds westerly 60 to 90 km/hr in west and north, not quite as strong for south or east but rather blustery at times. Showers most frequent in west and north, sunshine at times for south and east by afternoon. The overnight rain added to further accumulations during the day will total about 10 to 15 mm.

    THURSDAY ... Intervals of heavy rain developing, moderate southwest winds, lows near 10 C and highs near 15 C. About 10 to 15 mm rain by the overnight hours when the rain may be persistent.

    FRIDAY ... Windy with showers, lows near 8 C and highs 12 to 15 C. Clearing from the west by late afternoon.

    SATURDAY ... Increasing cloud, showers or intervals of rain (10 to 15 mm likely). Highs about 14 C.

    SUNDAY ... Variable cloud, showers, highs about 13 C.

    FURTHER OUTLOOK ... Unsettled with near normal temperatures next week, highs about 14 C on average.

    My local weather on Monday was sunny at first, then overcast with occasional brief but blustery showers, highs near 21 C.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Wednesday, 9 May, 2018

    Forecasts for Ireland



    TODAY ... Windy with rain turning more showery, and becoming cooler. Highs 13 to 15 C. Winds westerly 60 to 90 km/hr in west and north, not quite as strong for south or east but rather blustery at times. Showers most frequent in west and north, sunshine developing at times for south and east by afternoon. The overnight rain added to further accumulations during the day will total about 10 to 15 mm in parts of west and north, 5 to 10 mm south and east.

    TONIGHT ... Partly cloudy, showers becoming more isolated, moderate westerly winds 40 to 60 km/hr, lows near 8 C.

    THURSDAY ... Intervals of heavy rain developing by afternoon (evening possibly for east coast), moderate southwest winds 50 to 70 km/hr, lows near 8 C and highs near 15 C. About 10 to 15 mm rain by the overnight hours when the rain may be persistent.

    FRIDAY ... Windy with showers, lows near 8 C and highs 12 to 15 C. Clearing from the west by late afternoon. Winds briefly quite strong from the south in the morning with gusts to 90 km/hr in some places, easing during the afternoon.

    SATURDAY ... Clear intervals early morning will allow for patchy ground frost and lows -1 to +3 C. Sunny intervals at first, then increasing cloud, showers or intervals of rain developing by afternoon and evening (10 to 15 mm likely). Highs about 12 to 14 C.

    SUNDAY ... Variable cloud, showers, lows near 5 C and highs about 13 C.

    MONDAY ... Cloudy, rain at times, lows near 7 C and highs 12 to 14 C.

    FURTHER OUTLOOK ... Unsettled with near normal temperatures next week, highs about 14 C on average. This outlook could change closer to the time as signals are not very strong and some blocking tendencies remain in place which could lead to another warm spell at some point before the end of May -- it was about two weeks between the past two warm spells.

    My local weather continues quite fine with mostly sunny skies on Tuesday and a warm high of 22 C. Clear this evening which reminds me to mention that when you get a clear night, you'll be able to see Venus very bright in the west after sunset, but it sets before or around 10:30 p.m., then later on, Jupiter also quite bright (slightly golden hue) rising in the southeast around 10 p.m. becomes prominent by midnight, after which Antares, Saturn and Mars can also be seen rising in the southeast (Antares has a similar red colour to Mars and at this point is not quite as bright, but about equal to Saturn's brightness, however Saturn has a dull coppery hue compared to the reddish Antares and Mars. -- If you find it possible to see them tonight, the waning moon will be rising after midnight as well. Mercury is also visible this month as a morning star, you would need to look southeast in the early morning hours about 0400h to 0500h to see that and it's not overly prominent but in a fairly empty portion of the sky). I am heading out for a look at the sky so I may edit in a sketch of how the main actors appear.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Thursday, 10 May, 2018

    Forecasts for Ireland



    TODAY ... A few passing showers dying out during the middle portions of the day, some sunshine but rapidly increasing cloud ahead of a band of rain expected by this evening. Winds moderate southwest 40 to 60 km/hr backing to southerly and increasing this evening to 50 to 80 km/hr. Highs near 14 C.

    TONIGHT ... Windy with rain, heavy at times especially near Atlantic coasts. Winds southerly 60 to 100 km/hr. Lows near 8 C. About 10 to 15 mm rain by the overnight hours when the rain may be persistent.

    FRIDAY ... Windy with showers, lows near 8 C and highs 12 to 15 C. Clearing from the west by late afternoon. Winds briefly quite strong from the south in the morning with gusts to 90 km/hr in some places, easing during the afternoon.

    SATURDAY ... Clear intervals early morning will allow for patchy ground frost and lows -1 to +3 C. Sunny intervals at first, then increasing cloud, showers or intervals of rain developing by afternoon and evening (10 to 15 mm likely). Highs about 12 to 14 C.

    SUNDAY ... Variable cloud, showers, lows near 5 C and highs about 13 C.

    MONDAY ... Partly to mostly cloudy, rain at times, lows near 7 C and highs 12 to 14 C.

    TUESDAY ... Partly cloudy, some dry intervals then a bit more rain likely, lows near 6 C and highs 13 to 15 C.

    FURTHER OUTLOOK ... The current guidance looks rather bland with near normal conditions for mid-May, but the maps do have some signs of easterly winds developing which could signal a warmer spell that the models have not quite caught on to yet, perhaps in a week to ten days from now.

    My local weather turned wet for the first time in weeks, and some of the rain was briefly heavy but it cleared slowly this evening (Wednesday) and highs reached about 17 C.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Friday, 11 May, 2018

    Forecasts for Ireland



    TODAY ... Mostly cloudy with rain becoming heavy at times, with a few embedded thunderstorms possible by mid-day, reaching Leinster by early afternoon. A rapid clearing trend will follow the rainfall for western counties as winds veer from strong southerly this morning (50 to 80 km/hr) to moderate westerly this afternoon (40 to 60 km/hr). About 10 to 20 mm of rain is likely in most places, with highs 12 to 15 C.

    TONIGHT ... Clear intervals, cold. Scattered ground frosts and lows about -1 to +3 C.

    SATURDAY ... Becoming mostly cloudy again with showers or intervals of rain, including a possible thunderstorm. Highs 12 to 14 C.

    SUNDAY ... Variable cloud, showers, lows near 5 C and highs near 13 C.

    MONDAY ... Sunny intervals, a little warmer, lows near 6 C and highs near 16 C.

    TUESDAY ... Some rain in the northwest, a few sunny intervals for the southeast, cloudy for most though, and highs near 15 C.

    OUTLOOK ... Sunshine at times mid-week, staying reasonably warm daytime with cold and possibly frosty nights as higher pressure builds up briefly. That spell may break down somewhat towards the weekend but then another warmer interval seems quite likely after a few somewhat unsettled days, as the atmosphere is going back into a blocking mode.

    My local weather featured more rain on Thursday with highs near 15 C. This will clear away for us on Friday leading to a sunny and very warm spell lasting most of the week. This sounds great except that a lot of mountain snow will melt and rush into already flooded valleys so not such a good deal if you have flooding nearby (thankfully, we don't within a few miles at least, but highways are being closed here and there as flooding rivers take out bridges and culverts).


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Saturday, 12 May, 2018

    Forecasts for Ireland



    TODAY ... Some sunny intervals this morning, then becoming mostly cloudy again with showers or intervals of rain, including a possible thunderstorm, most likely in Leinster and midlands. Highs 12 to 14 C.

    TONIGHT ... Most of the shower activity will dissipate but there could be a few remnant showers inland west to north, lows 3 to 7 C.

    SUNDAY ... Variable cloud, some sunny breaks but also a few showers, lows near 5 C and highs near 13 C.

    MONDAY ... Sunny intervals, a little warmer, lows near 6 C and highs near 16 C.

    TUESDAY ... Some rain in the northwest, a few sunny intervals for the southeast, cloudy for most though, and highs near 15 C. Quite cool by the overnight hours, frost likely by Wednesday morning in many inland locations.

    WEDNESDAY and THURSDAY will be mostly sunny days with clear, cool nights. Frost is likely both mornings in some inland locations. Lows about -2 to +3 C and highs 13 to 16 C. Light winds. Since nights are now getting quite short, this frost will likely come and go before many people start their days so you may not have to deal with it, but plants in the garden will. Should be okay in larger towns due to urban heat island effects keeping temperatures around 2 to 4 C.

    OUTLOOK remains a bit uncertain but the trends on some guidance encourage me to speculate that the next phase will be a warmer spell with southeast winds returning. It may only be a slight increase in temperature in the daytime but nights will probably become milder as more cloud and a breeze will prevent as much frost from forming. Some time around next weekend (19th-20th) temperatures could be back into the 18-21 C range.

    My local weather is improving with some clearing late on Friday afternoon allowing temperatures to rise a bit (18 C). A warm spell or even a heat wave for some lower elevations will have mixed results for the ongoing flooding, mostly not a good scenario with mountain snow packs melting rapidly, but no more rainfall for the next week around here. Highs are predicted to reach 28-31 C for several days here. If you're not a regular reader, this refers to my location in western Canada.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Sunday, 13 May, 2018

    Forecasts for Ireland



    TODAY ... Sunny intervals this morning although rather cloudy in north, then becoming partly to mostly cloudy, isolated showers, highs 12 to 14 C.

    TONIGHT ... Some clear intervals in south, overcast central and northern counties, lows 4 to 7 C. Light rain in a few places towards morning but accumulations only 1 or 2 mm.

    MONDAY ... Scattered light showers ending, then sunny intervals, a little warmer, and highs near 16 C.

    TUESDAY ... Some rain in the northwest, a few sunny intervals for the southeast, cloudy for most though, and highs near 15 C. Quite cool by the overnight hours, frost likely by Wednesday morning in many inland locations.

    WEDNESDAY and THURSDAY will be mostly sunny days with clear, cool nights. Frost is likely both mornings in some inland locations. Lows about -2 to +3 C and highs 13 to 16 C. Light winds. Since nights are now getting quite short, this frost will likely come and go before many people start their days so you may not have to deal with it, but plants in the garden will. Should be okay in larger towns due to urban heat island effects keeping temperatures around 2 to 4 C.

    FRIDAY to SUNDAY will continue mainly dry but there will be more cloud around and isolated showers or brief intervals of light rain, continued rather warm in the daytime hours with highs 16 to 19 C, and nights milder with lows 6 to 10 C.

    FURTHER OUTLOOK is looking a little better each day as computer models seem to be picking up on the blocking potential and turning that into reasonably warm and settled spells with a few minor disruptions from time to time as we go into the second half of May.

    My local weather on Saturday was stupendous, unlike anything I did, and the high was about 25 C under clear sunny skies. We are promised about a week of this with even warmer days. Meanwhile, the GFS model has been featuring (for several days now) an early season hurricane crossing central Florida from west to east around 24-25 May, which would be remarkably early in the season. No telling yet if that idea will actually prove to be even a semblance of reality but interesting to watch as we get closer to the reliable time frame.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Monday, 14 May, 2018

    Forecasts for Ireland


    TODAY ... Cloudy with a few sunny intervals developing, isolated outbreaks of light rain but accumulations mainly small (1 to 3 mm), highs about 16 C.

    TONIGHT ... Some clear intervals for southeast, overcast elsewhere, lows 4 to 7 C. Rain may develop before morning in parts of Connacht and west Ulster, once again, amounts not too heavy (2 to 5 mm).

    TUESDAY ... Patchy light rain during the morning, then clearing slowly around mid-day, highs near 16 C.

    WEDNESDAY ... Mostly sunny, isolated frost early morning, lows -1 to +4 C, then sunshine and light winds, highs near 15 C.

    THURSDAY ... Scattered frosts likely, lows -2 to +3 C, then sunny and pleasantly warm with highs 15 to 18 C.

    FRIDAY ... Variable cloud, slight chance of showers, warm. Highs near 19 C.

    OUTLOOK ... Mostly dry and relatively warm around next weekend and into the following week, any rain would probably be quite isolated and brief in duration. Highs will continue a little above seasonal normals, 18 to 21 C.

    My local weather on Sunday was sunny with a high near 27 C. A few days ago, I was mentioning a good display of planets in the night sky and got a chance to check it out last night. As I mentioned, Venus is prominent in the west right after sunset then it's gone by about 10:30 p.m. ... after which Jupiter leads a parade of four bright objects (the moon is approaching new so it won't be in the sky until just before sunrise). The order of the four is Jupiter, Antares, Saturn and then Mars. All are fairly low in the south around midnight to 2 a.m., and separated about equally so it's quite easy to tell them apart. Antares and Mars are both noticeably red while Saturn looks like a dull coppery point and Jupiter is very bright and golden similar to Venus although not quite as bright.

    You should have a good chance to see these planets (and Antares) mid-week when skies clear.


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  • Registered Users Posts: 13,511 ✭✭✭✭sryanbruen


    ___Update on the longer range outlook___

    It is clear that in the past week the models have struggled in reaching a solution for the second half of May. One night they showed us going into a firmly unsettled pattern with high latitude blocking to occur causing the jet stream to go under it on a southerly track through Ireland bringing with it depressions and low pressures. Another night they showed pretty much the opposite with a more settled outlook. It was kind of confusing where we would go because each had an equal chance.

    However, it seems now that we've reached a point where the anticyclonic, settled solution is more likely to happen for the second half of the month and perhaps maybe, just maybe, going into the early days of June or the start of the meteorological Summer.

    The way I see it currently is that the Azores High is going to frequently throw up ridges around Ireland (sometimes conjoining with the Scandinavian High) followed by temporary, weak fronts which will give some very light patchy rain or cloud with cooler temperatures following before another push of high pressure arrives. This means that we are likely to see a lot of dry weather with temperatures in the mid to high teens. But once any sun comes out, temperatures reaching the 20c mark or more is certainly possible and very likely. Cloud cover will depend on how quick the waters warm up and not to mention, the positioning of the high.

    If we achieve a southeasterly flow as shown on the GFS runs yesterday and the other day, temperatures could get into the mid 20s (23-25c) inland around next week.

    In basic summary, expect a lot of dry weather in the next week for the moment at least and maybe continuing afterwards.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Tuesday, 15 May, 2018

    Forecasts for Ireland



    TODAY ... Mostly cloudy with light rain developing across Connacht, Ulster and west Munster but this will become showery as it moves further east, amounts will fall off from 3 to 6 mm at first to only 1 to 3 mm for the southeast. There may be a few sunny breaks later in the day with rather cool northwest winds setting in. Highs near 13 C in the north and west, to 16 C in the inland southeast.

    TONIGHT ... Gradual clearing, cool with scattered frost inland. Lows -2 to +3 C.

    WEDNESDAY ... Mostly sunny, light to moderate northeast breezes, highs 11 to 14 C near Irish Sea coasts and in east Ulster, but 15 to 17 C in much of central and western Ireland.

    THURSDAY ... After another frosty night outside larger towns and cities, the day will remain dry and mostly sunny in some parts of the north and east but cloud will increase elsewhere with a slight risk of showers in west Munster. Lows -2 to +3 C, highs 13 to 16 C.

    FRIDAY ... Variable cloud, rather warm, isolated showers. Lows near 7 C and highs near 17 C.

    FURTHER OUTLOOK ... There are still indications of reasonably warm spells and mainly dry weather with a few unsettled days in the mix and when it does rain temperatures will likely be closer to average values. No reliable indications of anything close to record warmth but just a steady one or two degrees above average in the outlook, although with east winds at times, that may apply more to the west than Leinster.

    My local weather has been more like mid-summer than mid-May for several days now, on Monday it was sunny and quite warm (28 C). Our trees came into full leaf mode over the weekend and it seems strange to think that six weeks ago we had a foot of snow and sub-freezing temperatures in the daytime hours here.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Wednesday, 16 May, 2018

    Forecasts for Ireland



    TODAY ... Mostly sunny, rather cool in coastal parts of Leinster with light onshore northeast winds, limiting highs to about 13 C. Further west, highs should reach 15 to 17 C. Patchy mid-level cloud may appear at times in north with longer spells of sunshine in the south.

    TONIGHT ... Clear with a slight frost likely inland, lows -2 to +3 C.

    THURSDAY ... Sunny intervals east, mostly cloudy west with a few outbreaks of light rain, but also some brighter intervals there as well. Highs 15 to 17 C except cooler in onshore breezes near south and east coasts.

    FRIDAY ... Variable cloud with afternoon sunshine returning, warmer for most, isolated showers in the morning will be quite light and brief in duration. Morning lows 4 to 7 C and afternoon highs 15 to 19 C.

    SATURDAY ... Increasing cloud, warm except near south coast due to onshore breezes as winds increase to southerly 40 to 60 km/hr. Lows near 7 C and highs near 19 C, possibly 20 in some parts of the midlands.

    SUNDAY ... Rain from early morning into mid-day hours, heavier in western counties where it could turn thundery at times. Rather warm and humid especially in eastern counties. Lows 10 to 13 C and highs 17 to 21 C.

    FURTHER OUTLOOK ... Next week looks pleasantly warm most of the time with at least some sunshine each day and limited amounts of rain once the Sunday frontal system weakens on Monday and pushes off to the northeast. Highs will reach the low 20s at times and could even top 24 C by mid-week. This warm spell looks like it might last a week to ten days and end gradually with a turn to more of a northerly flow as the warm high retreats west into the Atlantic after its stay close to Ireland. That ending scenario is a lot less reliable than the warm spell itself, it should be noted.

    Summer outlook ... Today I am releasing the hounds of summer and they are friendly I think. Some parts of eastern Ireland are likely to enjoy a warmer than average summer as they join with Britain and other parts of western Europe in a very warm pattern that may dominate most of the season. Temperatures in the east may be as much as 1 to 2 degrees above normal and there will be a few spells of warmth bordering on actual heat (high 20s in other words). Western and northern regions of Ireland are less certain to see this outcome but could have some decent spells of summery weather alternating with periods that are cloudier and wetter. This regional difference would be the result of a persistent southwest flow that brings frontal systems closer to western Ireland but often these will move north more than east, so that rainfall amounts would likely drop off from west to east. The summer season includes June, July and August for climatologists but the general public often think of the season as starting in late June and lasting into September. I think that version of summer might actually fare better since early June is the one time where cooler conditions are more definitely indicated.

    So, we'll see how all that works out over the duration of the summer of 2018 ... meanwhile we already have summer here in southern British Columbia where Tuesday was sunny and hot in many places, 31 C for a high, and unbroken sunshine with just a few clouds showing up by sunset. There was a rash of severe thunderstorms near New York City on Tuesday with a rare tornado in the Hudson valley west of Newburgh. This is perhaps a sign of the kind of summer we are expecting in North America, heat waves frequent in the west and south central regions, thunderstorms quite frequent with near normal temperatures in the east.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Thursday, 17 May, 2018

    Forecasts for Ireland



    TODAY ... A few sunny intervals east, mostly cloudy west and central counties, with a few outbreaks of light rain, but also some brighter intervals there as well. Highs 15 to 17 C except cooler in onshore breezes near south and east coasts.

    TONIGHT ... Gradual clearing with just a few patches of low cloud and isolated light showers near west coast, lows about 4 to 7 C.

    FRIDAY ... Variable cloud with afternoon sunshine returning, warmer for most, isolated showers in the morning will be quite light and brief in duration. Morning lows 4 to 7 C and afternoon highs 15 to 19 C.

    SATURDAY ... Increasing cloud, warm except near south coast due to onshore breezes as winds increase to southerly 40 to 60 km/hr. Lows near 7 C and highs near 19 C, possibly 20 in some parts of the midlands.

    SUNDAY ... Rain from early morning into mid-day hours, heavier in western counties where it could turn thundery at times. Rather warm and humid especially in eastern counties. Lows 10 to 13 C and highs 17 to 21 C.

    MONDAY ... The front will continue to drop some rain in western counties but the system will weaken and dissipate by afternoon leading to mostly sunny skies and highs near 19 C (somewhat cooler in coastal Leinster).

    OUTLOOK ... Warm spells will persist most of the rest of May in a generally east to southeast wind flow, highs could reach 22-24 C in western counties at times, but will be held down somewhat in the east by cold waters of the Irish Sea, even so, should be near or slightly above normal in the Dublin region too with highs 17 to 20 C.

    My local weather on Wednesday turned mostly cloudy by afternoon then a few isolated thunderstorms developed over mountain ranges, one or two lightning strikes and just spits of rain in the valley so far. Highs reached about 25 before the cloud set in.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Friday, 18 May, 2018

    Forecasts for Ireland


    TODAY ... Cloudy with a few outbreaks of light rain in parts of the west this morning, some brighter intervals developing, and rather warm except near south-facing coasts, highs generally 16 to 19 C but could be held down to about 12 C by sea fog and low cloud near south coast.

    TONIGHT ... Clearing but misty at times, lows 7 to 10 C.

    SATURDAY ... Partly cloudy, warm with highs 17 to 21 C, except for south coast where onshore flow will hold temperatures down to around 13 C. Moderate southerly breezes 40 to 60 km/hr.

    SUNDAY ... Rain at times near west coast, mostly cloudy elsewhere although some sunny breaks possible near east coast, continued rather warm, lows 10 to 13 C and highs 17 to 21 C.

    MONDAY ... Rain ending for western counties, then variable cloudiness and rather warm for most, cooler in Leinster as winds turn more easterly. Highs will range from 20 C inland southwest to 14 C east coast.

    OUTLOOK ... The following week will continue rather warm with isolated showers developing mostly inland south to west, and some limited sunshine, with highs into low 20s at times away from cooler Irish Sea coasts, although 18 C likely to be tops in most of Ulster. Rainfall totals will be low with just isolated measurable amounts from sporadic showers.

    My local weather on Thursday was overcast with occasional rain that left a total of about 15 mm, which we needed for our gardens. The high was about 19 C. The nearby lake has risen over a metre in the past week from all the meltwater pouring into it, a normal occurrence so no flooding from it, but in the region generally speaking there has been considerable damage from flooding and now the Fraser River is at high levels as it reaches the coast near Vancouver, which has led to some evacuations in a few locations. I mentioned that one of the computer models had been showing an early season hurricane near Florida for around 25-26 May, the latest maps continue to show at least a weak hurricane or strong tropical storm near eastern Florida in the period 26-27 May, so perhaps this is actually going to happen. Landfalling May tropical cyclones are rare, in fact any such storms even in mid-ocean are unusual.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Saturday, 19 May, 2018

    Forecasts for Ireland



    TODAY ... Hazy sunshine will fade as cloud increases in western counties, but should hold on well into the afternoon in the east. Warm for most with highs 17 to 21 C. Cooler near south coast where sea fog may drift some distance inland at times, highs 12 to 15 C there.

    TONIGHT ... Occasional light rain or drizzle in west, partly to mostly cloudy and mild in east. Lows 10 to 13 C.

    SUNDAY ... Rain could be heavy at times on west coast (in particular around Newport) and lighter rain will extend some distance inland over Connacht and west Munster, Donegal, but it appears likely to remain dry with perhaps the occasional sunny break further east. Highs 14 to 20 C warmest inland parts of Leinster.

    MONDAY ... Occasional showers during the morning, could still be heavy at times in the west, but more frequent sunny intervals developing, rather cool near east coast and in most of Ulster, highs 13 to 16 C, somewhat warmer central and western counties, 15 to 19 C.

    OUTLOOK ... Generally dry with northeast breezes gradually turning more southeast during the week. Quite warm for western and central counties, cooler with sea breezes in the east, highs will likely climb gradually to reach the low to mid 20s in western counties and from 14 to 18 C in the east. Nights will be generally rather mild as there will be enough cloud around to prevent sharp cooling, lows 8 to 11 C. There will be some risk of isolated showers or even thundershowers at first but a rather prolonged dry spell will develop for many areas. This warm and dry spell may persist to the end of the month when guidance suggests it will turn considerably cooler in north to northwest winds.

    My local weather was mostly cloudy with a few spits of rain but generally a dry day and a high near 19 C. We are expecting partly cloudy weather all weekend (this is a holiday weekend here) with isolated showers and highs near 21 C. Severe storms are widespread around eastern Colorado, western Kansas and parts of Oklahoma and this complex of storms will move slowly northeast towards the Midwestern states.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Sunday, 20 May, 2018

    Forecasts for Ireland



    ALERT for possible heavy rainfall in western counties including most of Connacht and west Munster, into Donegal, from mid-day Sunday to late Monday afternoon, potential for 30-40 mm total. Rainfall over the eastern half of the country is expected to be closer to 10-20 mm.

    TODAY ... Some showery rain will ease over Leinster this morning but a more vigorous band of rain will then push north into west Munster and later into Connacht, while the east continues mostly cloudy with occasional light rain but some dry intervals and brief sunny breaks. Highs 15 to 18 C.

    TONIGHT ... Rain will become heavier at times in west Munster, Connacht and west Ulster. It may not cover all of central Ireland or much if any of eastern Ireland. Amounts in the west about 15-20 mm by morning. Lows 11 to 14 C.

    MONDAY ... Rain continuing heavy at times in western half of the country, a further 20 mm possible. More sporadic and showery rain likely further east, 2 to 5 mm in some places. There will be a fairly rapid drying trend late in the day as the front is expected to fall apart due to higher pressure breaking through it east-west and ending its ability to transport moisture. Highs around 17 C. Foggy at times overnight into early Tuesday

    TUESDAY ... Mist or fog gradually clearing to sunny intervals developing, isolated showers mainly inland southwest. Lows 6 to 10 C and highs about 18 C west, to 14 C east, due to east or northeast sea breezes from cold waters of Irish Sea.

    WEDNESDAY to FRIDAY will bring mostly dry and at times sunny weather with the temperatures slowly increasing although continuing the same trend of warmest values western counties, coolest near Irish Sea coasts and in parts of Ulster. By the end of the week, highs may be 22 C inland west, 15 to 18 C east.

    FURTHER OUTLOOK calls for little change to this pattern with slight risk of brief showers at times as somewhat more cloud develops, but in general a prolonged dry spell after the expected rainfall in the next two days. The guidance continues to suggest that the eventual breakdown of this spell will come from northerly winds due to the high pressure shifting further west. However, timing is very unreliable in these situations. Also, the spell could just reload with a warming trend after the brief cooler turn.

    My local weather on Saturday was partly sunny with extensive cloud by later afternoon and evening, but dry and pleasantly warm at 21 C.

    I will continue to update you on the Florida tropical storm potential and the latest guidance has weakened the feature to minimal tropical storm intensity near the east coast of Florida in a week's time, making a landfall near South Carolina. A second tropical disturbance then forms west of Florida and moves inland near Alabama a few days later.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Monday, 21 May, 2018

    Forecasts for Ireland



    TODAY ... Continued wet and rather cool for most, somewhat milder readings inland southeast. A further 10 to 20 mm of rain is likely but smaller amounts will fall in south Leinster. Highs 12 to 15 C for most and 15 to 18 C for parts of south Leinster. The rain should ease to drizzle by late afternoon and some clearing may begin before sunset.

    TONIGHT ... Some clear intervals developing, but widespread fog and mist especially where heavier rain has fallen. Lows 7 to 10 C.

    TUESDAY ... Sunny intervals, warmer, slight chance of a shower inland southwest. Highs near 19 C inland but held down to 14 C by sea breezes on most coasts where low cloud and fog may drift some distance inland at times.

    WEDNESDAY to SATURDAY will then provide a warmer and mainly dry spell with sunshine each day and highs reaching the low to mid 20s inland and fairly close to Atlantic coasts as winds will be from an easterly direction, veering more southeasterly towards the weekend. This set-up will expose Irish Sea coasts to cooler sea breezes and highs may only reach 14 C right along the shore but the temperature gradient will be fairly sharp so that even a few kilometres inland, 18 to 20 C will be likely.

    OUTLOOK ... After this warm and dry spell, a slow increase in cloud and shower potential will begin from weak frontal disturbances pushing north. Timing this will be difficult until later in the week and it may be delayed for several days.

    My local weather on Sunday was overcast but reasonably warm at 20 C, and the sun began to break through the clouds by late afternoon; now at almost midnight the skies are clear with a good view of Jupiter and the half moon (about two days away from a close conjunction). No changes on the tropical storm outlook except that the latest guidance has weakened the storm to a very marginal looking depression. The hurricane that we were being shown about a week ago appears to have gone to a better place.


  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Tuesday, 22 May, 2018

    Forecasts for Ireland


    TODAY ... Sunny with cloudy intervals, although rather cloudy near some south-facing coastlines. Warmer with highs about 18 to 21 C for most, 14 to 17 C east coast and south coast. Slight chance of a very isolated and brief shower or thundershower during the afternoon, most likely in west Munster.

    TONIGHT ... Clear intervals, mild. Lows 6 to 10 C.

    WEDNESDAY ... Mostly sunny, warm in western and central counties, cooler near east and south coasts. Highs about 19 to 22 C for most, and 15 to 18 C in some cooler coastal districts.

    THURSDAY ... Cloudy with sunny breaks, warm, scattered showers developing mostly in midlands, inland south. These will bring 2 to 5 mm rainfalls to some locations but many will remain dry. Lows 6 to 10 C and highs 16 to 21 C.

    FRIDAY ... Hazy sunshine, isolated showers possible. Lows 8 to 12 C and highs 17 to 23 C.

    SATURDAY and SUNDAY will see an increase in cloud leading to some passing showers or thunderstorms in light to moderate southeast winds. Except where raining, it should be quite warm although sea breezes may cool a few coastal locations. Highs both days could reach 23 or 24 C (central and western counties in particular).

    OUTLOOK ... This warm spell keeps on going about one day longer each new day of guidance, but it will of course eventually break down some time, possibly beyond the first of June though. As the forecast shows, it won't be perfectly dry and sunny all the time, a few minor disturbances will continue as long as the warmth persists, and the eventual breakdown seems likely to be a rather cool northerly spell of unknown duration.

    My local weather was just about perfect on Monday with sunshine and a few clouds, highs near 23 C. Went to see a local waterfall in a canyon area, and the temperature near the falls dropped as low as 10 C creating a thermal gradient that you could actually feel as you walked along the trail. Meanwhile, the outlook for the first tropical activity by Sunday-Monday east of Florida remains similar and between that system and a second weak disturbance in the Gulf of Mexico, some heavy rainfalls are likely in parts of the southeast, but winds will peak well below 40 mph according to latest indications (a week ago we were being shown a potential cat-2 hurricane).


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  • Registered Users Posts: 14,331 ✭✭✭✭M.T. Cranium


    Wednesday, 23 May, 2018

    Forecasts for Ireland



    TODAY ... Sunny with a few cloudy intervals, isolated coastal fog or low cloud possible but most places will be quite warm with highs reaching 21 or 22 C, held down to 15 or 16 C perhaps in coastal east and parts of Ulster.

    TONIGHT ... Clear intervals, fog patches. Lows 7 to 11 C.

    THURSDAY ... Increasing cloud, outbreaks of showery rain or brief thunderstorms in some parts of the southeast later spreading to midlands and by evening to parts of the west. Despite that, some places will have little or no rain and considerable sunshine. Warm in general, highs 19 to 23 C, but could be closer to 15 C near east coast and in parts of the south coast.

    FRIDAY ... Sunny intervals, a few more isolated showers but less active than Thursday, highs 19 to 23 C with cooler readings near east and south coasts.

    WEEKEND OUTLOOK ... There is some chance of thundery showers both days, otherwise warm and increasingly humid with a mixture of cloud and sunshine, highs 20 to 24 C except 15 to 17 C near east coast.

    FURTHER OUTLOOK ... Guidance on how and when this warm spell breaks down continues to be very changeable and therefore unreliable; it would appear likely to come either late next week or into the weekend of 2-3 June.

    My local weather continues fabulous with unbroken sunshine and highs near 24 C on Tuesday, clear and cool overnight so more good views of Venus, Jupiter and the half moon. I've mentioned it before, but you can easily find Venus if skies are clear, just look a little north of due west after sunset. And Jupiter is just about as easy to spot, it's a very bright object that looks similar to Venus but not quite as bright, rising in the southeast after sunset, and to the south by about midnight. Later this summer, good views of Saturn and Mars will be available too, you need to stay up past 0100h to see them rising now, but that should advance to 11 p.m. later in June.


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