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Chunky Pea
07 February 2024 11:51:38

And yet on the other side of the Atlantic the warming Arctic seems to lead to a weaker jet stream that always seems to loop south and allow intense cold outbreaks way down to the Gulf of Mexico. The USA has seen countless cold records broken in recent years (which is partly why there is such a high level of AGW scepticism over there. It mainly seems to be Europe that gets the warmth.

Originally Posted by: Rob K 



Interesting point, though I would say that north America, being a colossal landmass, will cool down a lot quicker under an arctic flow, thus offering less resistance to it than the rapidly warming waters of the entire NE Atlantic basin would. 

 
Current Conditions
https://t.ly/MEYqg 


"You don't have to know anything to have an opinion"
--Roger P, 12/Oct/2022
ballamar
07 February 2024 11:57:03
Most of GEFS goes against the OP run so all is not lost for getting cold in
Ally Pally Snowman
07 February 2024 12:14:31

Most of GEFS goes against the OP run so all is not lost for getting cold in

Originally Posted by: ballamar 



None of them show proper cold though so whats the point. A half way house is just chilly nothingness.  Might as well be mild now. 
Bishop's Stortford 85m ASL.
Saint Snow
07 February 2024 12:30:39

None of them show proper cold though so whats the point. A half way house is just chilly nothingness.  Might as well be mild now. 

Originally Posted by: Ally Pally Snowman 




My CET entry this says chilly would be ok

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
07 February 2024 14:20:10
Teleconnections, mountain torque, PFJ, SSW, AO, AAM, NAO, MJO, LGBTQ+ WTF and seasonal Indicators? There's more indicators on a BMW driver.

None of it adds up in the new warming era.
 
Berkshire
warrenb
07 February 2024 14:23:55
The teleconnections (experts ?) are still screaming it is going to be cold, but are realising that screaming it is going to turn cold doesn't actually make the weather turn cold.

They are probably in a corner somewhere wondering why a mixture of AAM,MJO and MT mixed with IOD doesn't make wheatabix with warm milk.
Chunky Pea
07 February 2024 15:09:14

Teleconnections, mountain torque, PFJ, SSW, AO, AAM, NAO, MJO, LGBTQ+ WTF and seasonal Indicators? There's more indicators on a BMW driver.

None of it adds up in the new warming era.
 

Originally Posted by: The Dub Version 


I don't know if you remember when some 'october index' emerged a few years back that claimed something like a 95% success rate? It was quickly debunked by the stats nerds on here. 

I think index's such as Nino and mjo etc, have some small validity for north America etc, but there is simply too much chaos going on on this side of the pond. 
Current Conditions
https://t.ly/MEYqg 


"You don't have to know anything to have an opinion"
--Roger P, 12/Oct/2022
Ally Pally Snowman
07 February 2024 15:15:31
Met Office climbdown in the medium term forecast. It was inevitable. 
Bishop's Stortford 85m ASL.
07 February 2024 15:23:25

Met Office climbdown in the medium term forecast. It was inevitable. 

Originally Posted by: Ally Pally Snowman 



Yep, almost complete volte face, or farce as it stands

1% chance of east winds 

laughable
 
Berkshire
Chunky Pea
07 February 2024 15:51:54

Yep, almost complete volte face, or farce as it stands

1% chance of east winds 

laughable
 

Originally Posted by: The Dub Version 



Is it? Forecasts can and do change when there is enough signals for them to do so. Long ranges, I would imagine, would almost certainly be totally model based.
Current Conditions
https://t.ly/MEYqg 


"You don't have to know anything to have an opinion"
--Roger P, 12/Oct/2022
Ally Pally Snowman
07 February 2024 15:58:03

Yep, almost complete volte face, or farce as it stands

1% chance of east winds 

laughable
 

Originally Posted by: The Dub Version 



It's interesting that it says the Atlantic likely to return in early March . So expect raging easterlies.
 
Bishop's Stortford 85m ASL.
Rob K
07 February 2024 15:58:50

Yep, almost complete volte face, or farce as it stands

1% chance of east winds 

laughable
 

Originally Posted by: The Dub Version 



I just checked the long ranger and it doesn't seem much different?

"Whilst there is a large degree of uncertainty, conditions are most likely to be drier and more settled than usual through the remainder of February with winds from the east or north. This increases the chance of cold conditions and fog, with some wintry showers also possible. "
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
Ally Pally Snowman
07 February 2024 15:59:41

Is it? Forecasts can and do change when there is enough signals for them to do so. Long ranges, I would imagine, would almost certainly be totally model based.

Originally Posted by: Chunky Pea 



I think that's fair, but they have been saying its going to get cold for weeks and it hasn't.  They've had a mare no question. 
 
Bishop's Stortford 85m ASL.
Ally Pally Snowman
07 February 2024 16:02:31

I just checked the long ranger and it doesn't seem much different?

"Whilst there is a large degree of uncertainty, conditions are most likely to be drier and more settled than usual through the remainder of February with winds from the east or north. This increases the chance of cold conditions and fog, with some wintry showers also possible. "

Originally Posted by: Rob K 



That's old Rob 
 Here's the latest.

Mon 12 Feb - Thu 7 Mar
Monday 12 Feb - Wednesday 21 Feb
Cloudy with showers or longer spells of rain across northern areas at first, with drier conditions in the south. Becoming mainly dry by the middle of next week, especially in the east, whereas western areas may see some rain or showers spread in from the Atlantic at times. Temperatures will probably be around normal, although colder conditions could develop in the east with overnight frost. Into weekend and following week, much of the UK will lie under the influence of predominantly dry conditions thanks to high pressure extending from mainland Europe, albeit with temperatures turning colder. However, milder, wetter weather from the Atlantic will always lie close by, with this encroaching from the west at times.

Updated: 14:00 (UTC) on Wed 7 Feb 2024

Thursday 22 Feb - Thursday 7 Mar
Whilst there is a large degree of uncertainty, conditions are most likely to be drier and more settled than usual through the remainder of February with winds from the east or north. This increases the chance of cold conditions and fog, with some wintry showers also possible. Early March may see a return to more changeable conditions with an increasing chance of weather systems moving in from the Atlantic.
Bishop's Stortford 85m ASL.
Ally Pally Snowman
07 February 2024 16:32:50
I see you were talking about the 2nd paragraph Rob. It was the 1st paragraph that has dropped all hints of meaningful winter. 

As for the models . Pointless easterly drift on the GFS. 
Bishop's Stortford 85m ASL.
ballamar
07 February 2024 16:39:30
Improvement on the 6z op and might even slowly trend better in future runs but looks like sinking this one and not bringing in any cold.
Caz
  • Caz
  • Advanced Member
07 February 2024 17:54:29

Yep, almost complete volte face, or farce as it stands

1% chance of east winds 

laughable
 

Originally Posted by: The Dub Version 

To be fair, given the output, I think if it hadn’t changed, it would be more laughable. 
Market Warsop, North Nottinghamshire.
Join the fun and banter of the monthly CET competition.
Ally Pally Snowman
07 February 2024 18:53:24
Well the 12s seemingly want to bore us to death. At least its looking dry. 
Bishop's Stortford 85m ASL.
White Meadows
07 February 2024 20:13:06

I think that's fair, but they have been saying its going to get cold for weeks and it hasn't.  They've had a mare no question. 
 

Originally Posted by: Ally Pally Snowman 

Totally agree with these comments. The Contingency planners were consistent from late autumn onwards about a backloaded /cold end to this winter. The continued shift of potential cold onset is characteristic of ‘hanging in there’ like watching a corpse and expecting it to reanimate. 
 
DPower
07 February 2024 20:29:52
I haven't a clue what the gfs has been up to  the last two or three days with their strat outputs but if todays 12z run is anything near correct then another beast from the east would be well within the realms of possibilities going forward. I have been patiently waiting for the strat runs to get back on track in regard to what they were showing a few days ago and in the last few runs they have been slowly  backtracking with todays 12z showing a peach of a run. A very large split from the top down with one part of the vortices over central Canada and the other over northern Europe with strong geopotential height straight up from the north Atlantic across the pole to the Pacific. 
Obviously we need to see this profile sustain but if it does then with a coupled trop/strat we could see a very quick trop response. For the next few days its a watch and wait brief but if this is the correct direction of travel then some extremely juicy charts should soon be coming into view.
UncleAlbert
07 February 2024 21:34:47

I haven't a clue what the gfs has been up to  the last two or three days with their strat outputs but if todays 12z run is anything near correct then another beast from the east would be well within the realms of possibilities going forward. I have been patiently waiting for the strat runs to get back on track in regard to what they were showing a few days ago and in the last few runs they have been slowly  backtracking with todays 12z showing a peach of a run. A very large split from the top down with one part of the vortices over central Canada and the other over northern Europe with strong geopotential height straight up from the north Atlantic across the pole to the Pacific. 
Obviously we need to see this profile sustain but if it does then with a coupled trop/strat we could see a very quick trop response. For the next few days its a watch and wait brief but if this is the correct direction of travel then some extremely juicy charts should soon be coming into view.

Originally Posted by: DPower 



The 1200 GEFS has increased the number of runs showing HLB with cold air moving down towards the UK after backing off of this for s few days.   Also the Scandy high which seems to be the favoured option in the medium term may not produce the mildish easterly that is shown on the op.  There is a split in the perts.  The colder of these whilst likely to be a 'no cigar' for any appreciable snow prospects would make it feel pretty raw in the wind.
Downpour
07 February 2024 21:52:46

I think that's fair, but they have been saying its going to get cold for weeks and it hasn't.  They've had a mare no question. 
 

Originally Posted by: Ally Pally Snowman 



Yep. Shocking winter’s forecasting from the Office. Many on TWO had it nailed. Not all. But many of us. 
Chingford
London E4
147ft
Gandalf The White
07 February 2024 21:57:21

I haven't a clue what the gfs has been up to  the last two or three days with their strat outputs but if todays 12z run is anything near correct then another beast from the east would be well within the realms of possibilities going forward. I have been patiently waiting for the strat runs to get back on track in regard to what they were showing a few days ago and in the last few runs they have been slowly  backtracking with todays 12z showing a peach of a run. A very large split from the top down with one part of the vortices over central Canada and the other over northern Europe with strong geopotential height straight up from the north Atlantic across the pole to the Pacific. 
Obviously we need to see this profile sustain but if it does then with a coupled trop/strat we could see a very quick trop response. For the next few days its a watch and wait brief but if this is the correct direction of travel then some extremely juicy charts should soon be coming into view.

Originally Posted by: DPower 



The mean from today’s ECM ensemble suite for 10hPa winds is showing the first marked reversal, with the winds reversing early next week. It’s also notable that the reversal is predicted to last over a week this time, rather than just a brief dip.  Even the rebound is quite modest.

https://charts.ecmwf.int/products/extended-zonal-mean-zonal-wind?area=nh&base_time=202402070000 
 
Location: South Cambridgeshire
130 metres ASL
52.0N 0.1E


Gandalf The White
07 February 2024 22:01:39

Totally agree with these comments. The Contingency planners were consistent from late autumn onwards about a backloaded /cold end to this winter. The continued shift of potential cold onset is characteristic of ‘hanging in there’ like watching a corpse and expecting it to reanimate. 
 

Originally Posted by: White Meadows 



There is still a quarter of winter left, so it might be premature to go predicting we won’t see cold weather, especially since it can still be notably cold well into March.  The latest forecast for the stratosphere suggests there could be more fun and games yet.

Having said that I’m quite happy to have lower heating costs.

🙂
Location: South Cambridgeshire
130 metres ASL
52.0N 0.1E


Brian Gaze
07 February 2024 22:46:00
ECM ENS.

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Brian Gaze
Berkhamsted
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