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DEW
  • DEW
  • Advanced Member
14 November 2022 08:27:27

WX temps show the mass of cold air from Russia still very much present, and part of E Europe below norm for a change, from week 1; but its advance pauses in week 2 at Poland (and a few mountainous areas further W) while it is reinforced with some very much colder air to the NE. Britain and W Europe cooler but not much so; any mildness is to be found around the coasts of Spain and the Med. Rain extensively over the Atlantic anywhere S of Norway, including Britain, and also all the way through the Med in both weeks.


GFS Op = LP on Atlantic repeatedly pushing troughs across Britain and often onwards across Europe to link up with LP over S Russia, leaving an area of HP parked over N Norway. For Britain the deepest and closest LPs are Thu 17th, Tue 22nd, Thu 24th, brief respite Sun 27th, resuming Tue 29th 950mb W Scotland.


ECM similar though less projection across Europe and finishing with a really close LP 950mb Thu 24th SW Ireland.


GEFS - normal temps and rain throughout, heaviest in the SW; control run is an outlier with an uptick in temp after 2 weeks, for the optimists to hang on to


War does not determine who is right, only who is left - Bertrand Russell

Chichester 12m asl
Brian Gaze
14 November 2022 08:39:08

ECM suggesting the mythical air frost in southern England a possibility on Saturday.



Brian Gaze
Berkhamsted
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"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan
GezM
  • GezM
  • Advanced Member
14 November 2022 09:19:34


 


 


Very much needed though 


Originally Posted by: Tom Oxon 


I'm not sure if low after low is really needed any more after all the recent rain. Perhaps low after high after low might be better!


Living in St Albans, Herts (116m asl)
Working at Luton Airport, Beds (160m asl)
Jiries
14 November 2022 09:48:07


 


I'm not sure if low after low is really needed any more after all the recent rain. Perhaps low after high after low might be better!


Originally Posted by: GezM 


Maybe he mean like like what we had in October rain and lot of above average sunshine so it win-win for drought easing and indoor warmer.

Brian Gaze
14 November 2022 10:03:53

GFS v16.3 is available now on TWO here:


https://www.theweatheroutlook.com/twodata/gfsp.aspx


Production GFS continues to be:


https://www.theweatheroutlook.com/twodata/gfs.aspx


 


 


Brian Gaze
Berkhamsted
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"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan
Saint Snow
14 November 2022 11:31:54


 


 


Very much needed though 


Originally Posted by: Tom Oxon 


 


Let's hope they're southerly-tracking lows, as even a hundred or so miles north of you we've had more than enough rain for a while.


 



Martin
Home: St Helens (26m asl) Work: Manchester (75m asl)
A TWO addict since 14/12/01
"How can wealth persuade poverty to use its political freedom to keep wealth in power? Here lies the whole art of Conservative politics."
Aneurin Bevan
icecoldstevet
14 November 2022 11:56:38

I'm very interested in the models on here at the moment, more for the potential for heavy rain (although I would prefer snow) as SW Water have promised everyone in Cornwall £30 off their water bill (to encourage lower water use) if Coliford Reservoir (Bodmin Moor) is 30% full by 31st December.  It's surprisingly still only 17% full even after we've had 6 inches of rain in the last 2 weeks (well that's what we've had in Bude anyway). 


Looks like we're due for much more rain but the weather fronts seem to narrow as they approach Cornwall and then expand once they've gone through leaving us with lower rainfall than initially expected.


Cornwall - 50 Metres Above Sea Level - 1 Mile From The Atlantic Coast
Tom Oxon
14 November 2022 12:08:59


 


I'm not sure if low after low is really needed any more after all the recent rain. Perhaps low after high after low might be better!


Originally Posted by: GezM 


You need low after low to top up the ground water levels in preparation for the High-pressure dominated easterlies we'll be getting in winter 


S Warwickshire countryside, c.375ft asl.
Tom Oxon
14 November 2022 12:10:10


 


 


Let's hope they're southerly-tracking lows, as even a hundred or so miles north of you we've had more than enough rain for a while.


 


Originally Posted by: Saint Snow 


Fair - though I think most reservoirs where I am are around the 60% level still.


S Warwickshire countryside, c.375ft asl.
Taylor1740
14 November 2022 13:28:19
Looks like the Jetstream will correct itself northwards as we get nearer December, which will mean more extremely mild South Westerlies are likely in December.
NW Leeds - 150m amsl
Saint Snow
14 November 2022 14:03:55

Looks like the Jetstream will correct itself northwards as we get nearer December, which will mean more extremely mild South Westerlies are likely in December.

Originally Posted by: Taylor1740 


 


Triffic



Martin
Home: St Helens (26m asl) Work: Manchester (75m asl)
A TWO addict since 14/12/01
"How can wealth persuade poverty to use its political freedom to keep wealth in power? Here lies the whole art of Conservative politics."
Aneurin Bevan
nsrobins
14 November 2022 14:11:42

Looks like the Jetstream will correct itself northwards as we get nearer December, which will mean more extremely mild South Westerlies are likely in December.

Originally Posted by: Taylor1740 


Evidence/charts? 


Neil
Fareham, Hampshire 28m ASL (near estuary)
Stormchaser, Member TORRO
Rob K
14 November 2022 15:03:15
GFSP serves up some hefty northern blocking late in the run albeit without much cold air around. Old GFS is less interesting.
Yateley, NE Hampshire, 73m asl
"But who wants to be foretold the weather? It is bad enough when it comes, without our having the misery of knowing about it beforehand." — Jerome K. Jerome
Gandalf The White
14 November 2022 15:08:30


 


Evidence/charts? 


Originally Posted by: nsrobins 


The ensemble mean jet stream pattern hardly shifts throughout the 06z run, so like you I’m not sure upon what his comment is based.


Location: South Cambridgeshire
130 metres ASL
52.0N 0.1E


Brian Gaze
14 November 2022 15:57:19

GFSP is now running in parallel with GFS rather than an hour or so behind as is sometimes the case.


https://www.theweatheroutlook.com/twodata/gfsp.aspx


 


Brian Gaze
Berkhamsted
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"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan
Rob K
14 November 2022 16:26:24
Some cold air loitering not too far to the NE on both GFS and GFSP 12Z runs.
Yateley, NE Hampshire, 73m asl
"But who wants to be foretold the weather? It is bad enough when it comes, without our having the misery of knowing about it beforehand." — Jerome K. Jerome
ballamar
14 November 2022 16:26:38
www.wetterzentrale.de/maps/GFSOPEU12_189_1.png
One of those charts that could go either way, usually the jet loops the lows over the UK but one day we could get lucky
Rob K
14 November 2022 16:36:42

www.wetterzentrale.de/maps/GFSOPEU12_189_1.png
One of those charts that could go either way, usually the jet loops the lows over the UK but one day we could get lucky

Originally Posted by: ballamar 


Both para and main run push the cold air away pretty quickly.


Yateley, NE Hampshire, 73m asl
"But who wants to be foretold the weather? It is bad enough when it comes, without our having the misery of knowing about it beforehand." — Jerome K. Jerome
Brian Gaze
14 November 2022 16:57:57

Lovely warmth appearing on the GFSP this afternoon.



Brian Gaze
Berkhamsted
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"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan
ballamar
14 November 2022 17:37:50


 


Both para and main run push the cold air away pretty quickly.


Originally Posted by: Rob K 


shows how tough it is to get the cold air to advect west, we have a good chance this year but need some luck! 

Brian Gaze
14 November 2022 18:54:48

Ice days on the way. 



Brian Gaze
Berkhamsted
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"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan
ballamar
14 November 2022 19:16:52
Intriguing end to ECM op run, on the face of it mild but with a continental influence and cold primed to advect west underneath the block things could be shaping up nicely
Taylor1740
14 November 2022 20:41:30

Intriguing end to ECM op run, on the face of it mild but with a continental influence and cold primed to advect west underneath the block things could be shaping up nicely

Originally Posted by: ballamar 


Yes interesting to see the Jetstream modelled to be tracking a long way South, though whether it actually comes off like that is doubtful. And in any case there's no cold air to tap into at the moment, and no doubt in a month the jet will be back over the North of Scotland and we'll be in mild South Westerlies.


NW Leeds - 150m amsl
Brian Gaze
14 November 2022 21:29:21

UK Met also not without interest for cold weather fans.



Brian Gaze
Berkhamsted
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"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan
Lionel Hutz
14 November 2022 22:04:47


Ice days on the way. 



Originally Posted by: Brian Gaze 


You're such a tease, Brian laughing


Lionel Hutz
Nr.Waterford , S E Ireland
68m ASL



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