DPower
27 January 2019 20:35:16

Met becoming even more bullish with very cold weather more likely than not affecting the UK by mid month and continuing there after. Either that or they waste time tlking in their 16 to 30 dayer about the least likely scenario.


Of course the Met can be wrong ( their 16 to 15 dayers have been way off the mark so far this winter) but with back ground signals (SSW downwelling) more recent h500 model output things are beginning to change rapidly.


After the front and snow clears through on Wednesday I think it fairly safe to assume we will see further changes to the next incoming low albeit slightly weaker perhaps and more southerly tradjectory with it then undercutting. Siberian high and fridged cold moving west with heights building to our north and north east.The trend is our friend. If I was the one who had written the Mets 30 dayer I would be feeling very confident with regard to the outlook.

Polar Low
27 January 2019 20:36:53

hmmm has a sister low at t60 that slows things up that might be enough for the s/e bench marks look ok


Modele GFS - Carte prévisions


Weather type GFS We 30.01.2019 00 UTC

White Meadows
27 January 2019 20:42:20
To be clear, I personally would love a snow day this week and β€˜work’ from home.
Anything that prevents me from a road commute is my friend.
David M Porter
27 January 2019 20:47:17

Originally Posted by: DPower 


Met becoming even more bullish with very cold weather more likely than not affecting the UK by mid month and continuing there after. Either that or they waste time tlking in their 16 to 30 dayer about the least likely scenario.


Of course the Met can be wrong ( their 16 to 15 dayers have been way off the mark so far this winter) but with back ground signals (SSW downwelling) more recent h500 model output things are beginning to change rapidly.


After the front and snow clears through on Wednesday I think it fairly safe to assume we will see further changes to the next incoming low albeit slightly weaker perhaps and more southerly tradjectory with it then undercutting. Siberian high and fridged cold moving west with heights building to our north and north east.The trend is our friend. If I was the one who had written the Mets 30 dayer I would be feeling very confident with regard to the outlook.



That has been the case up to a point. However, as Michael mentioned earlier in this thread and as I said in the media thread this afternoon, they weren't far, if at all, off the mark with their prediction from around Xmas/New Year of a change to generally colder conditions from mid-January onwards. Since mid-January in my location, the only days that I would defninitely describe as being mild here were Friday and Saturday just gone.


Had the MetO's forecast of colder weather taking hold in the middle of this month failed to materialise, I would be rather less confident in their forecast for February. I'm not saying that they will definitely be proved correct again here, but from looking at the model output at the moment I see no indication of a major pressure rise to our SE in the reliable/semi-reliable timeframe.


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
Whether Idle
27 January 2019 20:56:05

Originally Posted by: marting 

Very large scatter in the ECM ensembles this evening, plenty of options moving forward. I think I will take each day at a time and keep on looking for trends. The GEFS out in far FI have so many options as well. Mystery time - what’s new!!
Martin


Can you post them?


Dover, 5m asl. Half a mile from the south coast.
Polar Low
27 January 2019 21:05:27

Chaos at 60 David with that energy so would not bother looking any further


http://www.meteociel.fr/cartes_obs/gens_panel.php?modele=0&mode=1&ech=60


 


Originally Posted by: David M Porter 


 


That has been the case up to a point. However, as Michael mentioned earlier in this thread and as I said in the media thread this afternoon, they weren't far, if at all, off the mark with their prediction from around Xmas/New Year of a change to generally colder conditions from mid-January onwards. Since mid-January in my location, the only days that I would defninitely describe as being mild here were Friday and Saturday just gone.


Had the MetO's forecast of colder weather taking hold in the middle of this month failed to materialise, I would be rather less confident in their forecast for February. I'm not saying that they will definitely be proved correct again here, but from looking at the model output at the moment I see no indication of a major pressure rise to our SE in the reliable/semi-reliable timeframe.


SJV
  • SJV
  • Advanced Member
27 January 2019 21:13:57

Originally Posted by: David M Porter 


 


That has been the case up to a point. However, as Michael mentioned earlier in this thread and as I said in the media thread this afternoon, they weren't far, if at all, off the mark with their prediction from around Xmas/New Year of a change to generally colder conditions from mid-January onwards. Since mid-January in my location, the only days that I would defninitely describe as being mild here were Friday and Saturday just gone.


Had the MetO's forecast of colder weather taking hold in the middle of this month failed to materialise, I would be rather less confident in their forecast for February. I'm not saying that they will definitely be proved correct again here, but from looking at the model output at the moment I see no indication of a major pressure rise to our SE in the reliable/semi-reliable timeframe.



 Yes it is often the case that folk forget the times they are correct, broadly speaking, as we expect them to be.


Meanwhile, ICON 18z adjusts the wintry precip for Tuesday a little further north, compared with the 12z/15z.


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Brian Gaze
27 January 2019 21:17:14

ICON 18z still keen on a mainly snow event in southern and central areas on Tuesday night.


https://www.theweatheroutlook.com/twodata/icon.aspx?run=18&charthour=54&chartname=ukpreciptype&chartregion=uk&charttag=Precip%20type


 



 


Brian Gaze
Berkhamsted
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SJV
  • SJV
  • Advanced Member
27 January 2019 21:18:03

Originally Posted by: JACKO4EVER 


 


sure thing brother- 


it will turn light in the mornings and dark at night,  πŸ€—



Even the Met disagree on that one! (excellent typo spotted by Liam Dutton earlier today )



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Polar Low
27 January 2019 21:24:28

very nice indeed im looking forward to this week Brian lots of chances


Chart image


 


 


Originally Posted by: Brian Gaze 


ICON 18z still keen on a mainly snow event in southern and central areas on Tuesday night.


https://www.theweatheroutlook.com/twodata/icon.aspx?run=18&charthour=54&chartname=ukpreciptype&chartregion=uk&charttag=Precip%20type


 



 


Arcus
27 January 2019 21:28:12

Originally Posted by: Phil G 


 


To my untrained eye also had the same thought. The shift in low pressure west to east to the south of us, creating an increase and push westwards of high pressure to the north and east of us.



Indeed, and the comedy ICON 12z showing a westward retrogressing LP. All bets are off on T+144 plus, let's put in on the back burner and see how it evolves in the next few runs, and in the meantime enjoy the machinations of the week ahead in the output. And by that I mean the machinations in the models rather than Team Tena. 


Ben,
Nr. Easingwold, North Yorkshire
30m asl
Brian Gaze
27 January 2019 21:28:42

Originally Posted by: Polar Low 


very nice indeed im looking forward to this week Brian lots of chances


Chart image


 



Some impressive snow depths from that. Although as I said the other day, my view is the snow depth charts are a waste of time in the UK, regardless of the model or site you view them on.


https://www.theweatheroutlook.com/twodata/icon.aspx?run=18&charthour=105&chartname=uksnowdepth&chartregion=uk&charttag=Snow%20depth


 


Brian Gaze
Berkhamsted
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Hippydave
27 January 2019 21:30:36

Originally Posted by: Whether Idle 


 


Can you post them?



https://weather.us/forecast/2643743-london/ensemble/euro/temperatur850 


 


Home: Tunbridge Wells
Work: Tonbridge
Solar Cycles
27 January 2019 22:29:24
18z gives those further north something to cheer about, could be 5-10cm in some spots and not just the usual suspects.
Brian Gaze
27 January 2019 22:32:41


Brian Gaze
Berkhamsted
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"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan
moomin75
27 January 2019 22:49:03
A growing trend for something MUCH milder in early February now. Met Office will surely have to change this wintry 15-30 day guff soon.
Witney, Oxfordshire
100m ASL
David M Porter
27 January 2019 22:54:30

Originally Posted by: moomin75 

A growing trend for something MUCH milder in early February now. Met Office will surely have to change this wintry 15-30 day guff soon.


Hmmm, a bit too soon to be describing the thoughts of the MetO as "guff" IMHO, Kieren.


Remember, they got their prediction from Christmas/New Year of generally colder weather from the middle of January more or less right, so I think it's a bit soon for anyone to be claiming at this time that they'll be proved wrong about February.


MetO or GFS FI which is notoriously unreliable even in normal circumstances? I know who I would sooner put my faith in.


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
tallyho_83
27 January 2019 23:00:47

Originally Posted by: moomin75 

A growing trend for something MUCH milder in early February now. Met Office will surely have to change this wintry 15-30 day guff soon.


 


I hate to say it but I agree! Hope I am wrong and I have been thinking this as you know for days now and the Met office STILL go for cold or very cold Feb as well as other long range models like the CFSv2, EC 30 day, JMA and BCC etc. 


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


Gandalf The White
27 January 2019 23:00:54

Originally Posted by: moomin75 

A growing trend for something MUCH milder in early February now. Met Office will surely have to change this wintry 15-30 day guff soon.



Location: South Cambridgeshire
130 metres ASL
52.0N 0.1E


ballamar
27 January 2019 23:05:32

Originally Posted by: moomin75 

A growing trend for something MUCH milder in early February now. Met Office will surely have to change this wintry 15-30 day guff soon.


 


stop it!!

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