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turbotubbs
11 December 2015 10:12:08

I'm glad people are starting to cotton on to the idea of continued exceptional warmth. The charts are looking increasingly likely to produce not only a record December CET but an exceptionally record December - approaching 9C perhaps which would be totally insane but highly plausible.
I also feel that there is still an outside chance that one of the "blowtorch" runs could produce a record December daily temp next week. It's almost as fascinating as looking at cold charts seeing how warm it may get.

Originally Posted by: moomin75 


It's interesting to discuss this on the day that the BBC breakfast weather opened with talk of snow, and there is a reasonable chance of snow for some northern (and elevated) parts. I would also find it interesting to see a NET (North England Temperature) to compare with the CET as it seems we have had the UK sitting on the dividing line of the warm and cold air for a fair while now, and not at of the UK has been basking in the warmth. I don't know enough to say, but presumably there have been other periods in the past where this has happened? 

Charmhills
11 December 2015 10:13:44

Ah well, there's always January and February and even early March in which could deliver cold and wintry conditions.


Loughborough, EM.

Knowledge is power, ignorance is weakness.

Duane.
idj20
11 December 2015 10:22:19


Ah well, there's always January and February and even early March in which could deliver cold and wintry conditions.


Originally Posted by: Charmhills 



No good in hoping for anything like that, as it won't change the outcome.

That is what you would have said to me if I had typed up the same thing.  


Folkestone Harbour. 
Charmhills
11 December 2015 10:27:38




No good in hoping for anything like that, as it won't change the outcome.

That is what you would have said to me if I had typed up the same thing.  


Originally Posted by: idj20 


I know it wont Ian.


But there is a lot of winter left yet, a lot.


Loughborough, EM.

Knowledge is power, ignorance is weakness.

Duane.
GlenH
11 December 2015 10:38:25

No one interested in this then?


LeedsLad123
11 December 2015 10:41:34

I am. BBC says sleet only, but they also went for sleet during that minor snow event in late November and we got a covering from that albeit shortlived. Wouldn't be surprised to see snow falling.


Whitkirk, Leeds - 85m ASL.
cold snap
11 December 2015 10:47:02

Hard to take that chart serious Glenn,shows snow over Cheshire and
Merseyside,but rain over Macclesfield and Leek area which is
Considerably higher in altitude than the former

C.S
Tractor Boy
11 December 2015 10:54:34

I'm glad people are starting to cotton on to the idea of continued exceptional warmth.

Originally Posted by: moomin75 


 


Why?


Dave
Farndale, North York Moors
Russwirral
11 December 2015 10:55:38


No one interested in this then?



Originally Posted by: GlenH 


 


aw its being very kind to us on the wirral - but i cant see that being any more than a sleet on ground 200m + event, away from the proper hills


moomin75
11 December 2015 11:02:06


 


 


Why?


Originally Posted by: Tractor Boy 

Because we can all move on and start looking at what the prospects may hold for January and February. There is increasing confidence now at last that December can be written off and we can start looking at the remainder of winter.


Witney, Oxfordshire
100m ASL
Weathermac
11 December 2015 11:16:30


Because we can all move on and start looking at what the prospects may hold for January and February. There is increasing confidence now at last that December can be written off and we can start looking at the remainder of winter.


Originally Posted by: moomin75 


I really cant see how you can write December off with the best part of 3 weeks still to go....Yes the charts are showing Mild now but it could be very different in a few days time.

Tractor Boy
11 December 2015 11:18:04


Because we can all move on and start looking at what the prospects may hold for January and February. There is increasing confidence now at last that December can be written off and we can start looking at the remainder of winter.


Originally Posted by: moomin75 


 


If its all the same with you, I wont write off December just yet and I'll continue to look at the December charts until the 31st (along with the longer term prospects), especially when charts such as this from the 06z GFS:


http://www.wetterzentrale.de/pics/Rtavn3361.gif


are being churned out. Yes, its FI, and yes its a transient toppler, but with the correct timing we could still end up with a seasonal-feeling Christmas Day which would be very welcome.


That said, I'm glad that you're glad and are concerned for the wellbeing of the people.


Dave
Farndale, North York Moors
Quantum
11 December 2015 11:40:51


 


 


aw its being very kind to us on the wirral - but i cant see that being any more than a sleet on ground 200m + event, away from the proper hills


Originally Posted by: Russwirral 


Don't know about that, winds will be light so evaporational cooling will, likely, take over. I suspect the likes of leeds far from seeing sleety flakes will see a covering of wet snow. 


2023/2024 Snow days (approx 850hpa temp):
29/11 (-6), 30/11 (-6), 02/12 (-5), 03/12 (-5), 04/12 (-3), 16/01 (-3), 18/01 (-8), 08/02 (-5)

Total: 8 days with snow/sleet falling.

2022/2023 Snow days (approx 850hpa temp):

18/12 (-1), 06/03 (-6), 08/03 (-8), 09/03 (-6), 10/03 (-8), 11/03 (-5), 14/03 (-6)

Total: 7 days with snow/sleet falling.

2021/2022 Snow days (approx 850hpa temp):

26/11 (-5), 27/11 (-7), 28/11 (-6), 02/12 (-6), 06/01 (-5), 07/01 (-6), 06/02 (-5), 19/02 (-5), 24/02 (-7), 30/03 (-7), 31/03 (-8), 01/04 (-8)
Total: 12 days with snow/sleet falling.
Arcus
11 December 2015 12:09:58

Merry Xmas from the 6z Control Run


http://modeles7.meteociel.fr/modeles/gens/runs/2015121106/gens-0-0-348.png


http://modeles7.meteociel.fr/modeles/gens/runs/2015121106/gens-0-1-348.png


 


It also predicts that Tyson Fury will win SPOTY and Donald Trump gets the Nobel Peace Prize.


 


Ben,
Nr. Easingwold, North Yorkshire
30m asl
Russwirral
11 December 2015 12:41:27
BBC now showing snowy conditions on their forecast for parts of cheshire, wirral, northwales and lancashire - obvioulsy driven by the Euro4 charts. However BBC/Met often alter these at their discretion - but theyre not in this instance.



Looking forward to some cold rain and possibly some sleet tomorrow AM then 🙂
Sevendust
11 December 2015 13:09:57


 


Don't know about that, winds will be light so evaporational cooling will, likely, take over. I suspect the likes of leeds far from seeing sleety flakes will see a covering of wet snow. 


Originally Posted by: Quantum 


That's how I see it Q. EC could be a significant factor if the precipitation is heavy enough so a snow event not out of the question.


As for December, it's ridiculous to write off prospects for cold given we are still 20 days from the month end.


All we can say is that current output is largely mild for the next 10 days, at least down here.


Dismissing anything at over 10 days does not help this thread, whether it be posting charts in isolation, or sweeping statements, neither of which is logical if you know anything about Model Output

Fothergill
11 December 2015 13:49:24

The blowtorch chart of the day goes to the UKMO +144hrs. Wonder what maxes that would give? 15-16c widely probably.


Russwirral
11 December 2015 13:50:45


The blowtorch chart of the day goes to the UKMO +144hrs. Wonder what maxes that would give? 15-16c widely probably.



Originally Posted by: Fothergill 


 


sitting outside at night in a tshirt weather that.


bledur
11 December 2015 14:10:03


Because we can all move on and start looking at what the prospects may hold for January and February. There is increasing confidence now at last that December can be written off and we can start looking at the remainder of winter.


Originally Posted by: moomin75 

Having looked at various forecasts i reckon you are right for the southern half of the country. The North looks like it could be quite snowy at times particilarly over high ground in a cool west to north, westerly.

Patrick01
11 December 2015 14:14:23

Hard to take that chart serious Glenn,shows snow over Cheshire and
Merseyside,but rain over Macclesfield and Leek area which is
Considerably higher in altitude than the former

C.S

Originally Posted by: cold snap 


 


If it's coming in on an easterly then it might be spot on. We had near on a foot of snow from the March 2013 episode (annoyingly I was away but photos v impressive for IMBY), yet I heard areas further east got almost nowt, due to a rain shadow effect. In marginal setups rain shadows are absolute killers and often forgotten about. We also got a thick covering of snow on Boxing Day last year in spite of the hours of rain which preceded it. It didn't last long but I think that came in on an easterly wind as the LP tracked just to the south of us.


All the same though, this particular setup doesn't exactly scream potential and I would also be wary of a model predicting snow for this part of the world!


 


As for the 06Z I will take P3 please:




 


 

David M Porter
11 December 2015 14:39:06


 


I really cant see how you can write December off with the best part of 3 weeks still to go....Yes the charts are showing Mild now but it could be very different in a few days time.


Originally Posted by: Weathermac 


I would be more inclined to agree with Moomin (as far as "writing off" the remainder of December is concerned) if December ended a week from now. At the moment' we're only a third of the way through the month and, as we've seen this past week, there has been and in all likelihood will be some more flip-flopping in the model output for late December over the coming days.


If some of the GFS ops in FI are proved to be right, there may be something a little more interesting around Xmas time. Time will tell, it always does.


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
moomin75
11 December 2015 14:45:36


 


I would be more inclined to agree with Moomin (as far as "writing off" the remainder of December is concerned) if December ended a week from now. At the moment' we're only a third of the way through the month and, as we've seen this past week, there has been and in all likelihood will be some more flip-flopping in the model output for late December over the coming days.


If some of the GFS ops in FI are proved to be right, there may be something a little more interesting around Xmas time. Time will tell, it always does.


Originally Posted by: David M Porter 

Lets hope so David because I'd love to be proved completely wrong I really would. And it wouldn't be the first time I would be.


Right now though I don't think this time I will be far off the mark...except my December CET guess could be about 1.5 degrees too low. 😱


Witney, Oxfordshire
100m ASL
David M Porter
11 December 2015 14:49:07


 


That's how I see it Q. EC could be a significant factor if the precipitation is heavy enough so a snow event not out of the question.


As for December, it's ridiculous to write off prospects for cold given we are still 20 days from the month end.


All we can say is that current output is largely mild for the next 10 days, at least down here.


Dismissing anything at over 10 days does not help this thread, whether it be posting charts in isolation, or sweeping statements, neither of which is logical if you know anything about Model Output


Originally Posted by: Sevendust 


Well said, Dave.


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
Islander
11 December 2015 16:03:54
Well the 06z does show a little bit more seasonal cheer for xmas day compared with the mild gunk of the 00z, but still way too far out to say which way it'll go - models still flip flopping everywhere. FWIW I think it'll be the new year before anything 'proper cold' comes into the reliable time frame, especially for the south.
Guernsey
warrenb
11 December 2015 16:08:23

GFS so far blowtorch but very interesting none the less for developments further down the line.


 


 


But then GFS just keeps a low in the atlantic for days with the blowtorch, in fact the low goes south then bak north but does not advance.


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