The Weather Outlook

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Bolty
28 October 2016 00:30:29

This chart is pretty self-explanatory. The Arctic really is beyond exceptionally warm at the moment. Some regions there are 12-15C above average!


Scott

Blackrod, Lancashire (4 miles south of Chorley) at 156m asl.

My weather station 

Maunder Minimum
28 October 2016 07:27:04

This chart is pretty self-explanatory. The Arctic really is beyond exceptionally warm at the moment. Some regions there are 12-15C above average!

 

Originally Posted by: Bolty 

WACC! Excellent for negative AO/NAO - long live the extended WACC winter where the PV cannot get established (at least in its usual location).

The cold across Eurasia is particularly noticeable in the chart you posted. A warmish Canadian Artic combined with colder than normal conditions across Eurasia is exactly what our corner of the planet needs if we are to get any taste of proper winter.


New world order coming.
some faraway beach
28 October 2016 09:40:18

This chart is pretty self-explanatory. The Arctic really is beyond exceptionally warm at the moment. Some regions there are 12-15C above average!

Originally Posted by: Bolty 

Nit-picking, but that map is a forecast for 6-10 days ahead. Maybe conditions at the moment are the same. I don't know.


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.

Gavin P
28 October 2016 10:56:43

For those who think there's a link between solar activity and our climate, we're very much in the death throes of Cycle 24 with - for example - just three sunspots observed today. A quick comparison shows that we are at about the same point we were in late 2006 or late 2007 during Cycle 23 before the extraordinary minimum of 2008/9/10.

October 2007 was also a very dry month across England and Wales. Sadly, it was followed by a milder-than-average winter although I am not suggesting that 2016/17 will follow the same pattern.

Originally Posted by: Justin W 

 

Mild winter of 07/08, despite the really low solar activity, probably explained by the moderate/strong La Nina of 07/08.


Rural West Northants 120m asl

Short, medium and long range weather forecast videos @ https://www.youtube.com/user/GavsWeatherVids

Bertwhistle
28 October 2016 12:28:28

This chart is pretty self-explanatory. The Arctic really is beyond exceptionally warm at the moment. Some regions there are 12-15C above average!

Originally Posted by: Bolty 

This is a forecast chart through to Nov 7 (10 days away), rather than actual. The warm zone seems to peak in this chart and +14C -ish; then there is a compensatory cold belt from Kamchatka right across the N Eurasian landmass to the Atlantic seaboard, troughing over Siberia at -10-ish. I would say it was a pretty good balance if it wasn't for the positive anomalies forecast over all of N America as well.


Bertie, Itchen Valley.

Retire while you can still press the 'retire now' button.

White Meadows
30 October 2016 21:52:59
Always a sign of the silly season when this thread dies off and the model output truly comes alive.

In the mean time, an early sign of hope for those looking at the weak/ non existent polar vortex for Nov into December:

http://www.cpc.ncep.noaa.gov/products/precip/CWlink/daily_ao_index/teleconnections.shtml 

beng
  • beng
  • Advanced Member
31 October 2016 15:40:04

 

The gritting map on the Cambridgeshire CC website referenced in that article caught my attention.

It appears to show that the bus route which runs past my house will not be gritted this winter. Every year up to now it has been gritted at the merest suggestion of a ground frost.

However, historically (on the rare occasions in which snow falls around here) the most severe problems locally have occurred on the trunk roads and motorways which are gritted (or not) by the Highways Agency.

For example: http://news.bbc.co.uk/1/hi/uk/2713685.stm

Originally Posted by: RobN 

 

I like this bit:

"On its website, the county council says "the gritting routes have been carefully designed to ensure all strategic routes are treated, as well as all major roads to places such as hospitals and schools"."

what they may find, should we get severe weather, is that because they've cut back gritting the more minor roads, their gritting team will struggle to make it into work, meaning the major routes are not in fact gritted properly either. 


Reigate, home of the North Downs

beng
  • beng
  • Advanced Member
31 October 2016 15:44:35

This chart is pretty self-explanatory. The Arctic really is beyond exceptionally warm at the moment. Some regions there are 12-15C above average!

Originally Posted by: Bolty 

It's a great example of how much energy our oceans store. The relative lack of ice is having a big impact on the temperature due to that latent heat energy being released from the exposed ocean surface etc.


Reigate, home of the North Downs

31 October 2016 20:46:05

Well the snow cover chart is looking pretty impressive as we approach the end of the month. As of 0z yesterday virtually the whole of Russia and a good part of north and east Scandinavia was covered. The southward extent of the snow across Eurasia is also very impressive for the time of year.

http://weather.rap.ucar.edu/surface/snowNESDISnh.gif

roger63
  • roger63
  • Advanced Member Topic Starter
01 November 2016 08:32:56

GW you mentioned  61/62 as an analogue year.

Just looked back at my own observations for Burton on Trent.

The mean monthly temps I recorded were.

N 4.8,D 1.0,J 3.2,F 4.2,M 2.8

The most interesting feature was a cold spell of  three weeks stretching from Dec 15th to Jan 5th.This included minimum temperatures of -10C on Christmas day,and on the 2nd and 3rd of January.It also included eleven days with maxima of 0C or below.Thre was amoderayte snowfall on the 29th and 30th December with snow lying for a week.

January and February were pretty average but cold north easterlies set in around 22nd Feb leading into one of the coldest Marches on record.with persistent winds between north and south east.There was an absence of heavy snow but the main feature was the cold nights with frost on 23 days.

So will December 2016 deliver a decent cold spell?We await the Meto contingency forecast with interest.

 

festivalking
01 November 2016 09:29:20

Anyone concerned with " ice that can bare a duck in november" or has that been disproven these days?


Dousland, Dartmoor 206 m/asl

Its only going to snow when Gibby says so.

Solar Cycles
01 November 2016 09:40:45

Anyone concerned with " ice that can bare a duck in november" or has that been disproven these days?

Originally Posted by: festivalking 

Lets hope its debunked this time around at least.😎

Gary L
01 November 2016 12:16:19

Met office update suggests colder and drier than normal over NDJ...

 

http://www.metoffice.gov.uk/binaries/content/assets/mohippo/pdf/public-sector/forecast-temp-ndj-v2.pdf

Saint Snow
01 November 2016 12:29:41

Met office update suggests colder and drier than normal over NDJ...

 

http://www.metoffice.gov.uk/binaries/content/assets/mohippo/pdf/public-sector/forecast-temp-ndj-v2.pdf

Originally Posted by: Gary L 

 

Drier than normal isn't necessarily 'no snow'.

Many places had an extremely dry December 2010, but got good snow cover lasting anywhere from 5 to 31 days.

A repeat would be loverly!!

 


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

Russwirral
01 November 2016 12:32:06

Met office update suggests colder and drier than normal over NDJ...

 

http://www.metoffice.gov.uk/binaries/content/assets/mohippo/pdf/public-sector/forecast-temp-ndj-v2.pdf

Originally Posted by: Gary L 

 

wow, when was the last time the MetO produced a "below average temperature" winter outlook?

 

 


Brian Gaze
01 November 2016 12:34:08

Met office update suggests colder and drier than normal over NDJ...

 

http://www.metoffice.gov.uk/binaries/content/assets/mohippo/pdf/public-sector/forecast-temp-ndj-v2.pdf

Originally Posted by: Gary L 

That's a fairly dramatic update and it would appear the confidence level is relatively high.


Brian Gaze

Berkhamsted

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Gary L
01 November 2016 12:45:57

 

 

Drier than normal isn't necessarily 'no snow'.

Many places had an extremely dry December 2010, but got good snow cover lasting anywhere from 5 to 31 days.

A repeat would be loverly!!

 

Originally Posted by: Saint Snow 

Absolutely, a colder than normal outlook will almost always come with the 'drier' tag - simply because cold is likely to suggest less Atlantic based weather than normal. So less precipitation, but not NO precipitation.

Solar Cycles
01 November 2016 13:06:30

 

That's a fairly dramatic update and it would appear the confidence level is relatively high.

Originally Posted by: Brian Gaze 

Lovely jubbly.

After viewing Gavs winter update over the weekend I was concerned that the signal for a more mobile westerly regime may be present in the next GLOSEA5 update, hopefully GLOSEA5 continues with its impressive seasonal projections and is once again proven right.

lanky
01 November 2016 15:18:06

Met office update suggests colder and drier than normal over NDJ...

 

http://www.metoffice.gov.uk/binaries/content/assets/mohippo/pdf/public-sector/forecast-temp-ndj-v2.pdf

Originally Posted by: Gary L 

Pretty unusual to see the MetO going for anything in winter cooler than average these days.

The link shows the most likely NDJ average at about 4.0C and the figure for November on its own at about 6.0C. That being so, they are going for a DJ UK average of just about 3.0C.

That would be the coldest since DJ 2010-11 and definitely puts the odds on some of the white stuff

 


Martin

Richmond, Surrey

Shropshire
01 November 2016 15:39:34

The update is not a surprise in some ways given some of the comments from Ian F over the last few weeks, however to make that call in the modern era with the QBO now westerly, and many of the global models having switched to an Atlantic driven winter seems a brave one.


From December 27th 2020, zonality will be banned from mixing with the UK. We appreciate that this may come as a shock to younger people and old Uncle Barty. This ban will last for a minimum of ten days.
Saint Snow
01 November 2016 15:59:04

The update is not a surprise in some ways given some of the comments from Ian F over the last few weeks, however to make that call in the modern era with the QBO now westerly, and many of the global models having switched to an Atlantic driven winter seems a brave one.

Originally Posted by: Shropshire 

 

How old were your kids when you told them Father Christmas wasn't real?

 


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

some faraway beach
01 November 2016 16:03:29
Can't quite count the number of GloSea5 model runs shown by the blue crosses in the right-hand column of the diagram in the bottom left of that MetO document - about 35-40. But note that not one, but two of them produce an average temp for Nov/Dec/Jan of about 1.5C!

I do think that these ensemble runs are less than credible - look at how your daily ensembles turn to spaghetti after 12 days. Imagine extending that for 12 weeks.

Still enough for me to go out and check the padlock on the woodshed though.

1.5C!


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.

Solar Cycles
01 November 2016 16:08:05

https://www.facebook.com/bbcnews/videos/10154057679402217/

Originally Posted by: Gavin D 

Just watched it Gavin, the MetO are quitetly confident of this winter being colder than average at this stage.

Tractor Boy
01 November 2016 16:27:02

 How old were your kids when you told them Father Christmas wasn't real?

 

Originally Posted by: Saint Snow 

 


Dave

Farndale, North York Moors

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