Retron
15 January 2020 07:43:55

Originally Posted by: White Meadows 


Incorrect. It’s me waiting for your response to why verification dropped earlier in the month, around 11th Dec which exposes flaws in your idea. We’d seen the same default zonal pattern all month. 



EDIT: Oh, why bother. Welcome to the ignore list.


 


Leysdown, north Kent
15 January 2020 07:44:45

Originally Posted by: DEW 


 


GFS has high pressure over the UK to Tue 21st (once this week's rubbish has gone) but then maintains HP close by till Tue 28th when a trough drifts in from the N Atlantic.


BBC last night was going for full on zonal stuff  from Wed 22nd instead of maintaining the HP.


ECM takes a middle position as does the Jetstream which is looping around early next week to support high pressure over UK around Mon/Tue 20th/21st but soon back to strong westerly, then weaker a week later and diving well south for a while.


GEFS has rain on 17th (mostly in S) then dry to 25th; cool at first then milder for a while from 21st (a day or two earlier in N) until the usual scramble sets in.


Nothing generally cold on the FI postage stamps out to T+384, so I'm pinning my hopes for a cold spell on the cold air creeping across the NE Atlantic in week 2 and then developing http://www.wxmaps.org/pix/temp4



Thanks. It's good to read a succinct summary of where we stand every morning.


I will welcome the arrival of high pressure to settle the weather down for a while. Where it goes after that is up for debate but as nsrobins mentions it is hard to bet against a sinker with zonal conditions re-establishing.


I hope those pinning their hopes on the favourable MJO phase 7 are not overestimating any potential impact it has on our weather once the models pick up the influence.


Malcolm UserPostedImage
Wakefield & Gothenburg, SWE
AJ*
  • AJ*
  • Advanced Member
15 January 2020 11:50:18

Originally Posted by: WanderingLonelyAsACumulonimbusIncus 


 


Thanks. It's good to read a succinct summary of where we stand every morning.


...



Seconded, and a big to DEW for providing it.


Angus; one of the Kent crew on TWO.
Tonbridge, 40m (131ft) asl
JACKO4EVER
15 January 2020 12:03:43
Yes thanks DEW, my first read in the morning before flicking through the model output.

In the meantime this winter rumbles on unceremoniously continuing to deliver unremitting shite to most of the UK and Europe. It feels like this Autumnal dirge will never end
tallyho_83
15 January 2020 12:08:06

Control goes for a SSW at +300:



Operational - Is going for a slight SW post +300 but does eventually get there...!?



It does eventually get there end of run:



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


tallyho_83
15 January 2020 12:29:35

Originally Posted by: JACKO4EVER 

Yes thanks DEW, my first read in the morning before flicking through the model output.

In the meantime this winter rumbles on unceremoniously continuing to deliver unremitting shite to most of the UK and Europe. It feels like this Autumnal dirge will never end


Well at least in Autumn there was snow in Devon  - whilst I was away on 13th November. Could have had my first white birthday since Krakow, Poland on 13th Nov 2007.


Many parts of the Moors incl Princetown had between 2-3cms of snow and there was a dusting of wet snow over Okehampton, sleet fell in Crediton and wet snow too.


https://www.cornwalllive.com/news/heavy-snow-fall-devon-live-3534924


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


ballamar
15 January 2020 16:24:00
Bit more interest on the 12z high more amplified cool northerly flow @192
idj20
15 January 2020 16:25:03

Good to see GFS trying to show an "omega" high off to the west of the UK thus bringing the Atlantic flow to a dead stop, that's exactly what we need to dry things up but still keeping temperatures close to seasonal norm. Let's see if the ECM come up with the same idea. 


Folkestone Harbour. 
nsrobins
15 January 2020 16:30:20

Originally Posted by: tallyho_83 


Control goes for a SSW at +300:



Tally non of those charts show an SSW. They show some warming at 10hPa but that’s not an SSW. 
The zonal wind vectors do look like slowing in the next few weeks but whether it’s enough to induce a technical SSW is another matter. 
http://weatheriscool.com/prod/interactiveTserie.html


 


Neil
Fareham, Hampshire 28m ASL (near estuary)
Stormchaser, Member TORRO
Gandalf The White
15 January 2020 16:31:08

Originally Posted by: idj20 


Good to see GFS trying to show an "omega" high off to the west of the UK thus bringing the Atlantic flow to a dead stop, that's exactly what we need to dry things up but still keeping temperatures close to seasonal norm. Let's see if the ECM come up with the same idea. 



Sadly I don't think it will hold: the pattern suggests the northern arm of the jet is going to flatten things again.


Location: South Cambridgeshire
130 metres ASL
52.0N 0.1E


Gandalf The White
15 January 2020 16:33:00

Originally Posted by: nsrobins 


 


Tally non of those charts show an SSW. They show some warming at 10hPa but that’s not an SSW. 
The zonal wind vectors do look like slowing in the next few weeks but whether it’s enough to induce a technical SSW is another matter. 
http://weatheriscool.com/prod/interactiveTserie.html


 



Indeed.


I was thinking of coining the term 'GISW' as in 'Gentle and Inconsequential Stratospheric Warming'


Location: South Cambridgeshire
130 metres ASL
52.0N 0.1E


mulattokid
15 January 2020 16:51:07

Originally Posted by: JACKO4EVER 

Yes thanks DEW, my first read in the morning before flicking through the model output.

In the meantime this winter rumbles on unceremoniously continuing to deliver unremitting shite to most of the UK and Europe. It feels like this Autumnal dirge will never end


 


Although for most in the country, it is far more acceptable than the cold a lot of guys on here seem to hanker after.  For me, this is perfect  British winter weather in our maritime climate.  


Located in West London

"Everything in life is our fault, but that's not our fault!"
Anonymous friend of Quentin Crisp
idj20
15 January 2020 17:05:01

Originally Posted by: Gandalf The White 


 


Sadly I don't think it will hold: the pattern suggests the northern arm of the jet is going to flatten things again.




Indeed, the polar vortex has been pretty solid this season. Still, to have something of a break from the Atlantic train will be welcomed anyway, at least by me.


Folkestone Harbour. 
tallyho_83
15 January 2020 19:08:36

Originally Posted by: nsrobins 


 


Tally non of those charts show an SSW. They show some warming at 10hPa but that’s not an SSW. 
The zonal wind vectors do look like slowing in the next few weeks but whether it’s enough to induce a technical SSW is another matter. 
http://weatheriscool.com/prod/interactiveTserie.html


 



Yes a slow down!


Finally!!


The control shows a SSW? if this came off after 300z?



Operational shows a warming...


BUT WILL THIS TREND CONTINUE?



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


doctormog
15 January 2020 19:14:25
Yes a two week out single ensemble Emeterio has is one nailed obviously. That aside does it even show an SSW? Is the zonal wind reversed at 60°N?

The ECM and GFS 12z op runs look like an improvement initially in terms of less unsettled conditions but beyond that something more seasonal. The latter of course may be a blip that is gone in a few hours.
Arcus
15 January 2020 19:18:11

Originally Posted by: tallyho_83 


 


Yes a slow down!


Finally!!


The control shows a SSW? if this came off after 300z?


Operational shows a warming...


BUT WILL THIS TREND CONTINUE?



Tally the PV is being tickled on the tummy and wriggling around a bit. Some deflection, not major disruption.


 


Ben,
Nr. Easingwold, North Yorkshire
30m asl
White Meadows
15 January 2020 19:23:21

Originally Posted by: Retron 


 


EDIT: Oh, why bother. Welcome to the ignore list.


 


😂 oh the irony. Meanwhile, some rather interesting looking members tanking later on:


http://old.wetterzentrale.de/pics/MT8_London_ens.png

Whether Idle
15 January 2020 20:08:34

Originally Posted by: White Meadows 


 some rather interesting looking members tanking later on:


http://old.wetterzentrale.de/pics/MT8_London_ens.png



I'd bet that the tankers are Just white noise which will get filtered out byt144 at the latest.  Fantasy Island lives on.


Dover, 5m asl. Half a mile from the south coast.
nsrobins
15 January 2020 20:09:01

Originally Posted by: White Meadows 


Meanwhile, some rather interesting looking members tanking later on:


 



I assume this is just an age thing 😉


Neil
Fareham, Hampshire 28m ASL (near estuary)
Stormchaser, Member TORRO
Arcus
15 January 2020 20:20:32

Originally Posted by: nsrobins 


 


I assume this is just an age thing 😉



I refer you to the Forum Arms' Newspaper Headlines thread.


Anyway ECM shows the issue with a strong PV and associated Jet - a potentially 1050+ HP over the UK  gets ridden over the top and flattened, albeit with retrogression.


 


Ben,
Nr. Easingwold, North Yorkshire
30m asl
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