Rob K
27 January 2021 17:50:15

GFSP loses the plot a bit later on in the run. 


 


However, the GEFS mean looks pretty good at 300 hours, plenty of heights to the north.



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
Retron
27 January 2021 18:03:06

Following on from the "doughnut" jet over the North Pole the other day, the GFS and GFS(P) not only continue to show this, but both inflate a >1060hPa high near or over the Pole. That's certainly raised an eyebrow, as it's exceptionally rare to get that high a pressure up there!


(GFS)


(GFS(P))


You have to think that if we do get a high that's that high high up in the Arctic then the odds of an easterly must surely improve...


Leysdown, north Kent
Jiries
27 January 2021 18:04:46

Originally Posted by: Retron 


Following on from the "doughnut" jet over the North Pole the other day, the GFS and GFS(P) not only continue to show this, but both inflate a >1060hPa high near or over the Pole. That's certainly raised an eyebrow, as it's exceptionally rare to get that high a pressure up there!


(GFS)


(GFS(P))


You have to think that if we do get a high that's that high high up in the Arctic then the odds of an easterly must surely improve...



And Easterly to deliver true deep cold of -2 to -5C day time maxes I required for.

Rob K
27 January 2021 18:08:25

Originally Posted by: Jiries 


 


And Easterly to deliver true deep cold of -2 to -5C day time maxes I required for.



P11 might be just what the doctor ordered. Might even breach the Kent snow shield.



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
jhall
27 January 2021 18:09:22

Originally Posted by: Retron 


Following on from the "doughnut" jet over the North Pole the other day, the GFS and GFS(P) not only continue to show this, but both inflate a >1060hPa high near or over the Pole. That's certainly raised an eyebrow, as it's exceptionally rare to get that high a pressure up there!


(GFS)


(GFS(P))


You have to think that if we do get a high that's that high high up in the Arctic then the odds of an easterly must surely improve...



I worry that a High centred more or less over the North Pole might be too far away to give us an easterly. I'd have thought it made low pressure at say 65N quite likely, which isn't what we want.


Cranleigh, Surrey
Polar Low
27 January 2021 18:23:50

Gsp a thing of beauty interesting ecm extended has had this support for a while in the second week of Feb tomorrow’s


 extended ecm  run will be interesting 


https://apps.ecmwf.int/webapps/opencharts/products/extended-anomaly-mslp?base_time=202101250000&projection=opencharts_europe&valid_time=202102150000



Originally Posted by: Retron 


Following on from the "doughnut" jet over the North Pole the other day, the GFS and GFS(P) not only continue to show this, but both inflate a >1060hPa high near or over the Pole. That's certainly raised an eyebrow, as it's exceptionally rare to get that high a pressure up there!


(GFS)


(GFS(P))


You have to think that if we do get a high that's that high high up in the Arctic then the odds of an easterly must surely improve...


Ally Pally Snowman
27 January 2021 18:32:08

ECM has a big snow event M4 north upto Manchester across to Norwich 5cm to 15cm widely . Only 72h


 


 


https://www.wetterzentrale.de/en/topkarten.php?map=1&model=ecm&var=1&run=12&time=72&lid=OP&h=0&mv=0&tr=24#mapref


 


Bishop's Stortford 85m ASL.
doctormog
27 January 2021 18:37:46

Is there no end to this easterly influence? The ECM seems to be on board for this scenario too. 


Heavy Weather 2013
27 January 2021 18:38:01

Originally Posted by: Ally Pally Snowman 


ECM has a big snow event M4 north upto Manchester across to Norwich 5cm to 15cm widely . Only 72h


 


 


https://www.wetterzentrale.de/en/topkarten.php?map=1&model=ecm&var=1&run=12&time=72&lid=OP&h=0&mv=0&tr=24#mapref


 



Hopefully adjusts south ever so slightly.


Mark
Beckton, E London
Less than 500m from the end of London City Airport runway.
Ally Pally Snowman
27 January 2021 18:43:25

Originally Posted by: Heavy Weather 2013 


 


Hopefully adjusts south ever so slightly.



 


London does ok about  5cm ish obviously long way to go but good to see.


ECM has another big snow event at 144 this one further north from about Midlands north.


Bishop's Stortford 85m ASL.
picturesareme
27 January 2021 18:49:26

Originally Posted by: Rob K 


 


P11 might be just what the doctor ordered. Might even breach the Kent snow shield.




Bet it doesn't breach the Hampshire one though. The southern flank of the  Hampshire snow shield is one of the best in Europe I'd wager.. it's northern being close to 50 miles inland and nearer to that poxy M4 corridor is  little weak though.

Gusty
27 January 2021 18:53:41

Surely surely we have to tap into some of this Scandinavian action at some point....surely ? 



Steve - Folkestone, Kent
Current conditions from my Davis Vantage Vue
https://www.wunderground.com/dashboard/pws/IFOLKE11 
Join Kent Weather on Facebook.
https://www.facebook.com/stevewall69/ 



picturesareme
27 January 2021 18:58:50

Originally Posted by: Gusty 


Surely surely we have to tap into some of this Scandinavian action at some point....surely ? 




Look at that heat building over the Mediterranean. I'd say we southernmost southerners have more chance of tapping into that then sub -10C 850's from Scandinavia 

Ally Pally Snowman
27 January 2021 18:59:55

Well a full house of easterlies but just look at the temp gradient. +15c in Sardinia-15c in Denmark 


https://www.wetterzentrale.de/en/topkarten.php?map=1&model=ecm&var=2&run=12&time=240&lid=OP&h=0&mv=0&tr=24#mapref


 


Bishop's Stortford 85m ASL.
tallyho_83
27 January 2021 19:00:40

12z ENS - I see there is STILL a lot of scatter:



Home Location - Kellands Lane, Okehampton, Devon (200m ASL)
---------------------------------------
Sean Moon
Magical Moon
www.magical-moon.com


tallyho_83
27 January 2021 19:03:38

Originally Posted by: doctormog 


Is there no end to this easterly influence? The ECM seems to be on board for this scenario too. 



I thought you want snow as Aberdeen usually misses out? 


Home Location - Kellands Lane, Okehampton, Devon (200m ASL)
---------------------------------------
Sean Moon
Magical Moon
www.magical-moon.com


Gusty
27 January 2021 19:03:59

Originally Posted by: picturesareme 


 Look at that heat building over the Mediterranean. I'd say we southernmost southerners have more chance of tapping into that then sub -10C 850's from Scandinavia 



I would agree.


I now understand how the north must feel in summer when we in the south are enduring weeks of heat. On the map the distance appears so small, in reality we may as well be on different continents. 


Steve - Folkestone, Kent
Current conditions from my Davis Vantage Vue
https://www.wunderground.com/dashboard/pws/IFOLKE11 
Join Kent Weather on Facebook.
https://www.facebook.com/stevewall69/ 



tallyho_83
27 January 2021 19:04:45

Originally Posted by: Ally Pally Snowman 


Well a full house of easterlies but just look at the temp gradient. +15c in Sardinia-15c in Denmark 


https://www.wetterzentrale.de/en/topkarten.php?map=1&model=ecm&var=2&run=12&time=240&lid=OP&h=0&mv=0&tr=24#mapref


 



Well after dozens of runs showing this and none verifying - let's hope this one comes off and see if the 18z follows the ECM.


Home Location - Kellands Lane, Okehampton, Devon (200m ASL)
---------------------------------------
Sean Moon
Magical Moon
www.magical-moon.com


picturesareme
27 January 2021 19:08:21

Originally Posted by: Gusty 


 


I would agree.


I now understand how the north must feel in summer when we in the south are enduring weeks of heat. On the map the distance appears so small, in reality we may as well be on different continents. 



😆 so true. And with all this rain we're having down here at least we can say we've had a taste of a northern summer.

Rob K
27 January 2021 19:13:39

Originally Posted by: picturesareme 


 


Bet it doesn't breach the Hampshire one though. The southern flank of the  Hampshire snow shield is one of the best in Europe I'd wager.. it's northern being close to 50 miles inland and nearer to that poxy M4 corridor is  little weak though.



The northern edge of the Hampshire snow shield let through 7cm on Sunday. The last stump of the snowman only gave up the ghost this afternoon.


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
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