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Snow potential this weekend-7th-8th march

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  • 06-03-2009 2:33pm
    #1
    Closed Accounts Posts: 2,693 ✭✭✭


    hi guys,starting this cause the threat is there for more wintry weather with some gales also.post all related material here ( ie charts and opinions).

    PPVE89.png


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Comments

  • Registered Users Posts: 16,851 ✭✭✭✭nacho libre


    Sunday will fell bitterly cold due to the strong westerly winds. Hopefully we'll see snow fall on Sunday night.
    It looks like it's going to get slightly milder on monday resulting in the showers being of rain on low ground.


  • Registered Users Posts: 6,186 ✭✭✭munsterlegend


    Issued at 06 March 2009 - 14:46
    Weather Advisory
    It will turn cold and windy on Saturday night and Sunday .There will be showers of hail, sleet and snow giving a covering of snow in places. This could happen anywhere but Munster, Connacht and west Ulster are most at risk.
    Valid from 18:00 Saturday 07/03/2009
    to 12:00 Monday 09/03/2009

    looks like meteireann are getting their warning out early this time. always worry when they do this as usually nothing happens of any consequence when they do!


  • Closed Accounts Posts: 2,693 ✭✭✭Redsunset


    ukwind.png
    at the moment strongest winds off donegal coast for midnight sat


  • Registered Users Posts: 5,565 ✭✭✭Pangea


    Issued at 06 March 2009 - 14:46
    Weather Advisory
    It will turn cold and windy on Saturday night and Sunday .There will be showers of hail, sleet and snow giving a covering of snow in places. This could happen anywhere but Munster, Connacht and west Ulster are most at risk.
    Valid from 18:00 Saturday 07/03/2009
    to 12:00 Monday 09/03/2009

    looks like meteireann are getting their warning out early this time. always worry when they do this as usually nothing happens of any consequence when they do!

    WOW props on the heads up, good looking out.


  • Registered Users Posts: 6,186 ✭✭✭munsterlegend


    Pangea wrote: »
    WOW props on the heads up, good looking out.

    meaning?!


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  • Registered Users Posts: 5,565 ✭✭✭Pangea


    meaning?!
    lol thanks for letting us know about the weather warnings , looks like we could get another bout of snow this weekend :D


  • Banned (with Prison Access) Posts: 8,632 ✭✭✭darkman2


    My reading of the situation is that Saturday night will be scattered rain, sleet and snow showers but probrably very late...the early hours before the transition to Snow showers. Everywhere at risk but obviously the West and Midlands most at risk of accumulations of snow.

    Then through Sunday temperatures hovering around 3 or 4C but should fall dramatically in widespread, heavy and prolonged showers so coverings of snow are likely through Sunday interspersed with quick thaws.


  • Registered Users Posts: 16,851 ✭✭✭✭nacho libre


    Issued at 06 March 2009 - 14:46
    Weather Advisory
    It will turn cold and windy on Saturday night and Sunday .There will be showers of hail, sleet and snow giving a covering of snow in places. This could happen anywhere but Munster, Connacht and west Ulster are most at risk.
    Valid from 18:00 Saturday 07/03/2009
    to 12:00 Monday 09/03/2009

    looks like meteireann are getting their warning out early this time. always worry when they do this as usually nothing happens of any consequence when they do!

    yeah ,maybe they are covering their bases. although, the 850 temps look favourable. another good thing is the wind should carry the showers further inland. so places that escaped last time might get something this time.


  • Registered Users Posts: 5,565 ✭✭✭Pangea


    Thanks ,but tell me why does the snow thaw so quick?
    Last day we had 4 inches of snow ,and i could already see some of the snow falling off the trees , is it global warming or is it just warm ground tempertures ? I miss the days where snow would last for 4 or 5 days without thaw!


  • Registered Users Posts: 16,851 ✭✭✭✭nacho libre


    Pangea wrote: »
    Thanks ,but tell me why does the snow thaw so quick?
    Last day we had 4 inches of snow ,and i could already see some of the snow falling off the trees , is it global warming or is it just warm ground tempertures ? I miss the days where snow would last for 4 or 5 days without thaw!

    the strength of the sun heats up the ground at a greater rate at this time of year.


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  • Registered Users Posts: 6,186 ✭✭✭munsterlegend


    the eagle didn't mention munster in his forecast re snow tomorrow night but just ulster and connacht...not sure if that is a good or bad thing though the weather warning does have munster as well. would it be safe to say all down the west would be at risk or is it too early to say for definite yet?


  • Closed Accounts Posts: 2,693 ✭✭✭Redsunset


    FSXX00T_48.jpg

    I agree with darkman2 also.looks similar to what happened tues eve and night.main front pushing through then the colder 528 air follows suit bringing those falls of sleet and snow mainly to west however stronger winds will see them move more widespread toward east.like what dm2 says it'll be very late sat night nearly sun morning before the more wintry stuff kicks in.interesting times ahead again whoo hoo:D


  • Registered Users Posts: 5,565 ✭✭✭Pangea


    As this is a westerly im hoping to get more snow as there is big mountains just to the west of me :) Does that sound about right?


  • Closed Accounts Posts: 2,693 ✭✭✭Redsunset


    gfs_30-36_30.png
    gfs_42-48_30.png
    potential precip type from midnight sat to sun 6pm.this will change from run to run but we get an idea of what way its panning out.
    pink=wintry blue=rain rain and more rain


  • Registered Users Posts: 5,565 ✭✭✭Pangea


    Looking good ;)
    Today

    Rain and drizzle becoming widespread and persistent across the northern half of the country this morning. Outbreaks of rain or drizzle developing elsewhere also but parts of the south and southeast staying dry until the afternoon. Widespread hill and coastal fog. Fresh to strong, southwesterly winds developing countrywide but generally mild; highest temperatures 10 to 12 degrees Celsius.

    Tonight

    Rain and drizzle will clear to showers soon after dark. The showers will quickly turn wintry, with snow in western and northern counties overnight. Isolated thunderstorms will develop in the west and north also. Winds veering southwest to west will become very strong overnight, with gusts to between 70 and 100 km/hr. Becoming much colder; lowest temperatures 0 to +3 degrees Celsius but too windy for frost.


    Tomorrow

    Sunday will remain very windy and cold, with sunny intervals and widespread wintry showers, giving further snow in places. The threat of isolated thunderstorms will persist also. Highest temperatures just 4 to 7 degrees Celsius.

    3 Day Outlook

    It will be cold on Sunday night with some wintry showers, these more frequent in the west and north, but it will be too breezy for any frost. Breezy and milder on Monday with bright or sunny spells and scattered blustery showers, some wintry in the early morning but mainly rain showers thereafter. Fresh and gusty westerly winds will ease later in the day and afternoon temperatures reach 7 to 10 Celsius. However cloud and rain will spread from the west late in the day and on Monday night, the rain turning to sleet or snow in parts of Ulster before clearing in all areas by early Tuesday morning. Then for the rest of the week, up to and including Friday, the days will be milder with winds mainly between south and west in direction and both Wednesday and Friday will be breezy or windy days. Tuesday will be dry and bright apart from some scattered showers but cloud and outbreaks of mostly light rain will develop later in the day and overnight with mist and hill fog. Wednesday will be a humid day. Much of the morning will be dull and damp but it will become mostly dry and bright by afternoon away from western coasts and hills with some sunny spells developing in the south and east. However, northwestern areas are likely to stay misty throughout the day with more persistent and significant falls of rain and drizzle there.


  • Registered Users Posts: 2,953 ✭✭✭JanuarySnowstor


    The weather looks like turning very wintry from late tonight right through tomorrow.
    It will feel bitter in the wind with most areas seeing lying snow esp hillier regions. By Sunday night it could well make headlines.

    All gone by Monday though and the foreseeable looks mild after that so get out and enjoy what could be the Winter's last proper blast:)


  • Banned (with Prison Access) Posts: 8,632 ✭✭✭darkman2


    It looks very marginal tonight. Either the showers will turn to snow just after midnight or they won't - conflicting forcasts in the models. It's definately more marginal then a couple of days ago. Having said that if your lucky and it does snow there could be a good covering in places. Temperatures are not expected to reach freezing tonight so thawing of any lying snow seems likely away from higher ground. IF, and it's a big if, any snow makes it to the East it would settle quicker here then in the West.

    Tomorrow looks like a selection box of weather - windy, rain, hail, sleet, snow, sun, thunder....temperatures around 3 - 4C.


  • Registered Users Posts: 6,186 ✭✭✭munsterlegend


    The weather looks like turning very wintry from late tonight right through tomorrow.
    It will feel bitter in the wind with most areas seeing lying snow esp hillier regions. By Sunday night it could well make headlines.

    All gone by Monday though and the foreseeable looks mild after that so get out and enjoy what could be the Winter's last proper blast:)

    not sure if munster will be affected that much by snow..seems to be more a connacht/ulster affair from meteireann. anyway maybe later will give a more detailed reading as to where will be worst affected.


  • Registered Users Posts: 16,851 ✭✭✭✭nacho libre


    with that wind there could be blizzard conditions in places:D


  • Banned (with Prison Access) Posts: 8,632 ✭✭✭darkman2


    A clearance to much colder weather following this evening and for tonight with very strong Westerly winds bringing in showers of hail, sleet and snow. The showers most frequent in the North and West but could occur anywhere with a covering of snow in places by morning. Some thunderstorms likely also. Lowest temperatures 0 to +3 degrees Celsius with winds gusting 70 to 110 km/hr.



    That wind is gonna get those showers well inland. It will be a nowcast. Not ruling out snow in the East tonight.


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  • Closed Accounts Posts: 2,693 ✭✭✭Redsunset


    Water clouds with small droplets have large reflectance at all three channels and hence appear whitish, while snow and ice clouds appears cyan.just look at alps for example for dark cyan colour and greenland.its those speckled ice cloud showers that'll eventually bring in wintry mix. BNPMAOteQFcyO


  • Registered Users Posts: 199 ✭✭IMBACKLATER


    is nt the ground too wet for any snow to accumulate tonight?


  • Closed Accounts Posts: 2,693 ✭✭✭Redsunset


    is nt the ground too wet for any snow to accumulate tonight?

    higher ground is the safe assumption here but if you get good heavy passing showers,some snow will lay anywhere.its really too hard at the mo to call this one.basically a hit and miss affair again.


  • Registered Users Posts: 5,565 ✭✭✭Pangea


    is nt the ground too wet for any snow to accumulate tonight?
    Believe me i said that a few times this year only to wake up to a few inches of snow each time :pac:
    Last tuesday there was floods here and on wednesday morning there was 4 inches of snow .


  • Closed Accounts Posts: 2,693 ✭✭✭Redsunset


    Pangea wrote: »
    Believe me i said that a few times this year only to wake up to a few inches of snow each time :pac:
    Last tuesday there was floods here and on wednesday morning there was 4 inches of snow .

    a valid point.hey whats your alt


  • Registered Users Posts: 16,851 ✭✭✭✭nacho libre


    Whatever about snow accumulating at sea level in Westport.
    I'd say tomorrow will be a quite day on Croagh Patrick.


  • Closed Accounts Posts: 2,693 ✭✭✭Redsunset


    gfs-3-12.png?12
    lookin like midnight onwards for the north west for that 528 dam line



    gfs-3-18.png?12
    tis morning before whole country is swallowed by it







    gfs-3-24.png?12
    and sun afternnoon has the best freezing levels.daytime yes but better chance of low lying snow according to this


  • Registered Users Posts: 5,565 ✭✭✭Pangea


    redsunset wrote: »
    a valid point.hey whats your alt

    Sorry but I dont understand what alt is?


  • Registered Users Posts: 6,186 ✭✭✭munsterlegend


    Pangea wrote: »
    Sorry but I dont understand what alt is?

    i'd say altitude


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  • Registered Users Posts: 5,565 ✭✭✭Pangea


    Oh ok ,Im not high up ,Im 35 metres above sea level.

    BTW It doesnt look like any forecasts are prediciting much snow tonight?
    It seems to be just a "covering" thats forecasted.


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