Brian Gaze
21 December 2018 11:56:23

The latest ECM 32 is suggesting:


January 

Week 1: Milder than average conditions favoured in the north


Week 2: Colder than average conditions favoured in all of the UK


Week 3: No temperature anomaly in the vast majority of the UK


GEFS 06z is looking a lot more interesting for cold weather too.


 


Brian Gaze
Berkhamsted
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Heavy Weather 2013
21 December 2018 12:09:40
GEFS 06z has a lot more eye candy than we have seen recently. Albeit, most in FI.

What I do feel is something could still crop up at short notice.
Mark
Beckton, E London
Less than 500m from the end of London City Airport runway.
RobN
  • RobN
  • Advanced Member
21 December 2018 15:20:52

06Z P20 is worth a look for entertainment value before it disappears: Scandi high retrogresses to Greenland leading to bitter nor-easterly flow with snow in the east and ice days for inland areas over almost the whole country.


Rob
In the flatlands of South Cambridgeshire 15m ASL.
Rob K
21 December 2018 15:49:12

Originally Posted by: RobN 


06Z P20 is worth a look for entertainment value before it disappears: Scandi high retrogresses to Greenland leading to bitter nor-easterly flow with snow in the east and ice days for inland areas over almost the whole country.



Nice!


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
nsrobins
21 December 2018 18:43:59
Short term pain for long term gain.
I don’t expect to see too many cold/Easterly options appearing late in the GEFS until Monday (ie. a week after the reversal which is expected around 1st Jan.
In the meantime it’s a long period of quiet anticyclonic weather from Xmas Eve to get through.
Neil
Fareham, Hampshire 28m ASL (near estuary)
Stormchaser, Member TORRO
seringador
21 December 2018 19:23:51

The models are strugling for find a path for the potential bolocking pattern, but first there must be some heat flux up from the troposphere to the stratosphere...


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nsrobins
21 December 2018 21:00:09

Originally Posted by: seringador 


The models are strugling for find a path for the potential bolocking pattern, but first there must be some heat flux up from the troposphere to the stratosphere...



😂 


I’ll be the one getting a blocking if the SSW doesn’t deliver 


Neil
Fareham, Hampshire 28m ASL (near estuary)
Stormchaser, Member TORRO
David M Porter
21 December 2018 21:10:41

Originally Posted by: nsrobins 

Short term pain for long term gain.
I don’t expect to see too many cold/Easterly options appearing late in the GEFS until Monday (ie. a week after the reversal which is expected around 1st Jan.
In the meantime it’s a long period of quiet anticyclonic weather from Xmas Eve to get through.



I have always taken the views that if there isn't any snow at Christmas, then quiet, anticyclonic and even frosty weather is a good enough substitute for me. Anything is better than wind and rain as far as I'm concerned!


Lenzie, Glasgow

"Let us not take ourselves too seriously. None of us has a monopoly on wisdom, and we must always be ready to listen and respect other points of view."- Queen Elizabeth II 1926-2022
ballamar
22 December 2018 00:41:54

Originally Posted by: nsrobins 


 


😂 


I’ll be the one getting a blocking if the SSW doesn’t deliver 



 


and deserved although you will be correct in my opinion 

Gandalf The White
22 December 2018 00:53:46

Originally Posted by: David M Porter 


 



I have always taken the views that if there isn't any snow at Christmas, then quiet, anticyclonic and even frosty weather is a good enough substitute for me. Anything is better than wind and rain as far as I'm concerned!



Absolutely David. A crisp cold day is just fine; maybe a little mist or fog lingering into the afternoon.


As you say, just not mild greyness please.


 


 


Location: South Cambridgeshire
130 metres ASL
52.0N 0.1E


Caz
  • Caz
  • Advanced Member
22 December 2018 05:07:48

Originally Posted by: seringador 


The models are strugling for find a path for the potential bolocking pattern, but first there must be some heat flux up from the troposphere to the stratosphere...


 


Market Warsop, North Nottinghamshire.
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Ally Pally Snowman
22 December 2018 07:34:56

ZZZZZZZZZZZZzzzzzzzzzzzzzzzzzzzzzzzzzzz!!!!! 


Bishop's Stortford 85m ASL.
warrenb
22 December 2018 08:03:38

Originally Posted by: Ally Pally Snowman 


ZZZZZZZZZZZZzzzzzzzzzzzzzzzzzzzzzzzzzzz!!!!! 



Well go to sleep then and not post in here


Ally Pally Snowman
22 December 2018 08:18:15

Originally Posted by: warrenb 


 


Well go to sleep then and not post in here



 


The outlook is about as boring as you can get but luckily we have an SSW and hopefully a split Strat vortex so excitement should increase in a couple of weeks.


 


Until then lots of dry weather which is no bad thing.


 


Bishop's Stortford 85m ASL.
BJBlake
22 December 2018 08:44:57

Perhaps it's our warmer world, but the jet seems to get itself in ruts, and it's northerly buckling pattern seems to get itself locked in for a couple of weeks. Seems it needs something Stratospheric (SSW event will do nicely) to shift its derrière and go for a swim off the coast of Portugal preferably. Never seems to get in the right rut though for us coldies - a nice little replay of 1987 but lasting about twice the length would do nicely thank you. Are you listening Santa - Baby? 


Brecklands, South Norfolk 28m ASL
nsrobins
22 December 2018 08:51:43
Some model related info:
The recent trend for EC to pull heights further North D8 on is reflected in this morning’s DeBilts which now have a clear colder cluster appearing.

http://projects.knmi.nl/exp/pluim/Data/pluim_06260_0_00_60.png 

If we can get the Xmas high to extend North later next week it might set us up for when the real tug from the troph response arrives.
Not quite sure how this fits in with the UKM outlook of a spell of unsettled before the Easterly but we’ll see.
Neil
Fareham, Hampshire 28m ASL (near estuary)
Stormchaser, Member TORRO
marco 79
22 December 2018 08:55:19
GFS Op and Control running high in the Ens pack..Only the odd member running below mean average (and that's in FI)..Looking very dry from Christmas eve once rain dies out in the south...No rainfall spikes right out to 2nd week of Jan...Surface temps looking around average by day....depends on cloud amount as to whether we see any Fog and Frost by night.....It could be worse....
Home : Mid Leicestershire ...135m ASL
David M Porter
22 December 2018 09:21:41

Originally Posted by: seringador 


The models are strugling for find a path for the potential bolocking pattern, but first there must be some heat flux up from the troposphere to the stratosphere...



I assume you meant "blocking"?


Lenzie, Glasgow

"Let us not take ourselves too seriously. None of us has a monopoly on wisdom, and we must always be ready to listen and respect other points of view."- Queen Elizabeth II 1926-2022
some faraway beach
22 December 2018 09:34:42

Originally Posted by: nsrobins 

Some model related info:
The recent trend for EC to pull heights further North D8 on is reflected in this morning’s DeBilts which now have a clear colder cluster appearing.

http://projects.knmi.nl/exp/pluim/Data/pluim_06260_0_00_60.png

If we can get the Xmas high to extend North later next week it might set us up for when the real tug from the troph response arrives.
Not quite sure how this fits in with the UKM outlook of a spell of unsettled before the Easterly but we’ll see.


It looks like it's just itching to do that on the day 10 chart, which would fit in with what that temperature graph is showing for De Bilt in the new Year.



2 miles west of Taunton, 32 m asl, where "milder air moving in from the west" becomes SNOWMAGEDDON.
Well, two or three times a decade it does, anyway.
Retron
22 December 2018 09:50:15

Originally Posted by: nsrobins 

Some model related info:
The recent trend for EC to pull heights further North D8 on is reflected in this morning’s DeBilts which now have a clear colder cluster appearing.

http://projects.knmi.nl/exp/pluim/Data/pluim_06260_0_00_60.png

If we can get the Xmas high to extend North later next week it might set us up for when the real tug from the troph response arrives.
Not quite sure how this fits in with the UKM outlook of a spell of unsettled before the Easterly but we’ll see.


It looks like the ECM/EPS shows a warm/cloudy high rather than a nice, frosty clear one for our neck of the woods.


The UK ensembles (a reminder, they're here: https://weather.us/forecast/2643743-london/ensemble/euro/temperatur850 ) just show near-normal temperatures. It's only by day 14 that there's as much as a 10% chance of -5C 850s... and the T2Ms are most unimpressive too.


Still nothing terribly exciting to see down here, but at least things are happening up in the stratosphere. And, of course, it could be worse: at least the forecast is for benign weather rather than a stormfest.


Leysdown, north Kent
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