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speckledjim
28 May 2021 06:39:01


GFS remains more unsettled on the 0z and ECM 850s are much lower than were being shown yesterday. The backtrack continues.


GEM still flying the flag for serious heat though.


Who knows what next week will bring?


Originally Posted by: moomin75 


A spell of very pleasant weather 


Thorner, West Yorkshire


Journalism is organised gossip
Chunky Pea
28 May 2021 06:39:43

GFS maintaining its consistent trend of turning unsettled quite quickly. I think tomorrow's runs will set the tone for a more changeable and cooler outlook.

Originally Posted by: moomin75 


Height anomaly (GEFS) for days 5 to 10. A pattern like that (southerly airflow with NW/SE aligned trough to the west) would bring warm, potentially heavy shower potential so while it could be unsettled, it would be in a sort of good way. 



 


 


Current Conditions
https://t.ly/MEYqg 


"You don't have to know anything to have an opinion"
--Roger P, 12/Oct/2022
doctormog
28 May 2021 06:52:26
Locally it looks like what could have been a glorious spell of weather may be ruined by a southeasterly influence. However it looks great for many places over the coming days.
DEW
  • DEW
  • Advanced Member
28 May 2021 06:59:25

16-dayer still not convinced for serious warmth even in week 1, though it should be pleasant enough in the sunshine. Still some rain around. Met O UKV however showing mid-20s through next week except for a fringe down the East Coast.


Jetstream only fragmentary around Britain to Tue 8th, after which it runs from the W across the UK for the rest of that week.


GFS - HP establishes over the weekend from Azores to Norway before settling over Norway 1035mb Wed 2nd which combined with LP 1000mb in SW approaches gives brisk SE-lies over UK. The LP moves closer Sat 5th, briefly, but HP equally briefly comes in from the SW Tue 8th, closely followed by significant Atlantic LP which ends up over Scotland 985mb Fri 11th and SW-lies for all. An even deeper  LP 970mb Sun 13th mid-Atlantic may pump up some warmth from the S.


GEFS - temp near seasonal norm now and around Sun 6th, somewhat above Thu 3rd and 10th but with increasing uncertainty. Dry at first, bits and pieces of rain from Thu 3rd onwards, more in N than S. 


ECM - similar pattern to GFS but overall pressure higher and temps warmer


War does not determine who is right, only who is left - Bertrand Russell

Chichester 12m asl
David M Porter
28 May 2021 07:05:10

Locally it looks like what could have been a glorious spell of weather may be ruined by a southeasterly influence. However it looks great for many places over the coming days.

Originally Posted by: doctormog 


Looks pretty decent for virtually all of Scotland for next week according to what I have just seen on the BBC site, Michael.


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
Ally Pally Snowman
28 May 2021 07:11:02

Good output again this morning,  looks like warm and settled to about day 5/6 then perhaps more unsettled but staying warm like GFS op. Or becoming very warm and thundery like most of the other output. I'd put the odds on becoming very warm and thundery at about 75% this morning. 


Bishop's Stortford 85m ASL.
doctormog
28 May 2021 07:16:07


 


Looks pretty decent for virtually all of Scotland for next week according to what I have just seen on the BBC site, Michael.


Originally Posted by: David M Porter 


Perhaps David thanks, and I hope they’re right . I am very wary of any SEly influence. Hopefully today will not be representative of the coming few days. With a bit of luck it will just be the immediate coastline affected.


GezM
  • GezM
  • Advanced Member
28 May 2021 08:15:40


Good output again this morning,  looks like warm and settled to about day 5/6 then perhaps more unsettled but staying warm like GFS op. Or becoming very warm and thundery like most of the other output. I'd put the odds on becoming very warm and thundery at about 75% this morning. 


Originally Posted by: Ally Pally Snowman 


Agreed. Generally warm and unsettled looks like the theme today. 


Living in St Albans, Herts (116m asl)
Working at Luton Airport, Beds (160m asl)
Ally Pally Snowman
28 May 2021 08:25:09


 


Agreed. Generally warm and unsettled looks like the theme today. 


Originally Posted by: GezM 


Having said that the ECM mean looks solidly settled again by 192h. 


https://www.wetterzentrale.de/en/topkarten.php?map=1&model=ecm&var=1&run=0&time=192&lid=AVG&h=0&mv=0&tr=24#mapref


 


Bishop's Stortford 85m ASL.
moomin75
28 May 2021 08:27:51


 


Agreed. Generally warm and unsettled looks like the theme today. 


Originally Posted by: GezM 

Warm and unsettled looks about right.


Witney, Oxfordshire
100m ASL
moomin75
28 May 2021 10:52:22


Warm and unsettled looks about right.


Originally Posted by: moomin75 


Although GFS is not particularly warm. 16-17c after a few warmer days. Nothing great at all.


Witney, Oxfordshire
100m ASL
Taylor1740
28 May 2021 11:38:30
Models backtracking on a long settled spell now, looks like a few decent days then a resumption of the unsettled pattern. Yes temperatures picking up but not seeing anything that much above average over the next couple of weeks.
NW Leeds - 150m amsl
mulattokid
28 May 2021 12:07:54

Time to reduce my visits to the Moomin show.   Whats on telly?


Located in West London

"Everything in life is our fault, but that's not our fault!"
Anonymous friend of Quentin Crisp
moomin75
28 May 2021 13:55:52


Time to reduce my visits to the Moomin show.   Whats on telly?


Originally Posted by: mulattokid 

I'm so sorry for commenting on what the models are showing.


It really isn't just me that is correctly reading the backtrack in the models. Just because you don't like the narrative doesn't mean it's not right to post it.


Witney, Oxfordshire
100m ASL
doctormog
28 May 2021 16:02:59

Hopefully the 12z runs will follow the warmer and drier than average outlook from the GFS 00z op run:




Ally Pally Snowman
28 May 2021 19:00:29

Good set of 12s. All very similar 4ish settled warm days then a thundery breakdown for a couple of days then high pressure takes over again.  max temps probably  25c - 27c in  the south. 


 


Bishop's Stortford 85m ASL.
Polar Low
28 May 2021 19:59:33

yep also very nice ecm mean this evening 


https://www.meteociel.fr/modeles/ecmwf.php?ech=240&mode=1&map=0&type=1&archive=0


 



Good set of 12s. All very similar 4ish settled warm days then a thundery breakdown for a couple of days then high pressure takes over again.  max temps probably  25c - 27c in  the south. 


 


Originally Posted by: Ally Pally Snowman 

Taylor1740
28 May 2021 22:43:26
Latest models - GFS 12z/18z and ECM12z now showing the breakdown happening as soon as Wednesday and looks as though it could become very wet again, not what we need. Yes ECM then shows high pressure building back in again but there's no guarantee of that happening at this range and as shown by GFS 18z it could remain very unsettled.

NW Leeds - 150m amsl
moomin75
28 May 2021 22:54:54

Latest models - GFS 12z/18z and ECM12z now showing the breakdown happening as soon as Wednesday and looks as though it could become very wet again, not what we need. Yes ECM then shows high pressure building back in again but there's no guarantee of that happening at this range and as shown by GFS 18z it could remain very unsettled.

Originally Posted by: Taylor1740 

I have been calling that for several days, and its no surprise to me whatsoever.


Witney, Oxfordshire
100m ASL
ballamar
29 May 2021 06:17:49


I have been calling that for several days, and its no surprise to me whatsoever.


Originally Posted by: moomin75 


doesn’t mean it is going to happen. The SE could well remain very warm and dry

Ally Pally Snowman
29 May 2021 07:10:05

Outlook remains good this morning especially for the EA and SE. Should see mid 20s,   a thundery breakdown followed by high pressure reasserting control. 


Bishop's Stortford 85m ASL.
David M Porter
29 May 2021 07:12:59


Outlook remains good this morning especially for the EA and SE. Should see mid 20s,   a thundery breakdown followed by high pressure reasserting control. 


Originally Posted by: Ally Pally Snowman 


Yep, looks generally OK to me too in the 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
DEW
  • DEW
  • Advanced Member
29 May 2021 07:21:21

16-day forecast still reluctant to let the warm weather get across the Channel/N Sea. Scandinavia getting definitely warm in week 2; to compensate, there's still a cold patch around the Alps. A big patch of rain in E Europe and another coming in from the NW in week 2. UK interestingly showing inland rain for both weeks - more thundery showers?


GFS as yesterday with current ridge of HP moving to and settling over Scandi Wed 2nd combined with LP in Sw approaches giving SE-lies for UK; that LP and the HP dance around each other for a week or so, hence a rather confused pressure pattern until the Atlantic takes a hand , deep LP off N Ireland Fri 11th drifting NE-wards before the last frame Mon 14th shows HP re-establishing from the S.


GEFS - short burst of moderate warmth Wed 2nd, after which the usual scramble around the seasonal norm or just above persists to Mon 14th, dry for a few days then irregular amounts of rain in different runs from Thu 3rd onwards. 


ECM - that LP in the SW approaches is more of a feature and drifts up to Scotland by Fri 4th; the indeterminate period is then shorter as a new HP centre begins to drift in from the Atlantic Tue 8th


War does not determine who is right, only who is left - Bertrand Russell

Chichester 12m asl
moomin75
29 May 2021 18:59:07

Models continue to show a rather changeable and at times pretty cool start to June. Not the long dry spell people were hoping for. Not a washout by any means, but certainly not great.


Witney, Oxfordshire
100m ASL
Sevendust
29 May 2021 20:45:24

GEFS 12z for London mean is just about above average throughout. Not especially wet either.


ECM op looks thundery/showery

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