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bledur
22 May 2021 18:45:28


Aaaand, of course, GEM begins the backtrack just as GFS improves. It was so obviously going to happen. Having said that, the weekend looks decent at least.
Fully expect ECM to look rubbish tonight now. You can't make this up!!


Originally Posted by: moomin75 


 Latest BBC week ahead shows a bit warmer and mostly dry for next weekend.

moomin75
22 May 2021 18:50:42
ECM is steady as she goes.
GEM is the slight joker in the pack tonight with a cool and unsettled finish, but things are generally looking up this evening.
Witney, Oxfordshire
100m ASL
Ally Pally Snowman
22 May 2021 18:57:44

ECM is steady as she goes.
GEM is the slight joker in the pack tonight with a cool and unsettled finish, but things are generally looking up this evening.

Originally Posted by: moomin75 


Fascinating model watching at the moment.  Theres some very good weather to be had soon but it could still go Pete Tong. 


Bishop's Stortford 85m ASL.
ozone_aurora
22 May 2021 19:18:10


Whatever happens now, this will be the shortest summer in my lifetime. 


You don't actually feel you have had a respite from winter until you have had at least some of April and May with summer like weather.


Originally Posted by: mulattokid 


Sometimes bad summers are followed by good Septembers & even Octobers, at least in SE half of UK. 1985 was a good example.

moomin75
22 May 2021 19:29:00



Sometimes bad summers are followed by good Septembers & even Octobers, at least in SE half of UK. 1985 was a good example.


Originally Posted by: ozone_aurora 

Good Septembers and Octobers are completely pointless.


Witney, Oxfordshire
100m ASL
GezM
  • GezM
  • Advanced Member
22 May 2021 20:26:59

ECM is steady as she goes.
GEM is the slight joker in the pack tonight with a cool and unsettled finish, but things are generally looking up this evening.

Originally Posted by: moomin75 


Are you only looking at the OPS runs Moomin? It just appears that you are seeing far greater difference between runs than I can see when I look at the ENS charts which are not really deviating much at all. 


Living in St Albans, Herts (116m asl)
Working at Luton Airport, Beds (160m asl)
moomin75
22 May 2021 20:49:21


 


Are you only looking at the OPS runs Moomin? It just appears that you are seeing far greater difference between runs than I can see when I look at the ENS charts which are not really deviating much at all. 


Originally Posted by: GezM 

Mainly at the OPS yes, but also look at the Ensembles.


ECM has been rock solid for days now. GFS ENS haven't been as bad as the OPS I must admit.


Witney, Oxfordshire
100m ASL
KevBrads1
22 May 2021 21:25:36


Good Septembers and Octobers are completely pointless.


Originally Posted by: moomin75 


I don't think the agricultural sector will be saying that or indeed anyone growing a crop especially if it has been a mediocre summer.


MANCHESTER SUMMER INDEX for 2021: 238
Timelapses, old weather forecasts and natural phenomena videos can be seen on this site
http://www.youtube.com/channel/UCgrSD1BwFz2feWDTydhpEhQ/playlists
Tom Oxon
23 May 2021 00:21:19

The BH weekend still looking a massive improvement on the current synoptics. Had my first Tstorm a few days ago which was a pleasant surprise.

Unfortunately no sign of getting into the mid 20s, the solid HP block extending from the Azores that was modelled a few days ago now looks a little more slack:

https://www.wetterzentrale.de/maps/ECMOPEU12_120_1.png

I think we're looking pretty much average here with high-teens and some coolish nights.

T240 still teases with something a little beefier :

https://www.wetterzentrale.de/maps/ECMOPEU12_240_1.png

with some strong WAA up the west side which could see favoured West Country spots like Gloucs/Herefordshire getting to the high 20s. One to watch.


S Warwickshire countryside, c.375ft asl.
moomin75
23 May 2021 04:43:20
Wow. GFS 0Z really ramps up the heat prospects with a blast furnace incoming. Can we dare to dream that summer is on the way at last?
Witney, Oxfordshire
100m ASL
Col
  • Col
  • Advanced Member
23 May 2021 06:34:25


The BH weekend still looking a massive improvement on the current synoptics. Had my first Tstorm a few days ago which was a pleasant surprise.

Unfortunately no sign of getting into the mid 20s, the solid HP block extending from the Azores that was modelled a few days ago now looks a little more slack:

https://www.wetterzentrale.de/maps/ECMOPEU12_120_1.png

I think we're looking pretty much average here with high-teens and some coolish nights.

T240 still teases with something a little beefier :

https://www.wetterzentrale.de/maps/ECMOPEU12_240_1.png

with some strong WAA up the west side which could see favoured West Country spots like Gloucs/Herefordshire getting to the high 20s. One to watch.


Originally Posted by: Tom Oxon 


High 20s? I'd be happy with a max temp that has a two in it that isn't '12' :)


Col
Bolton, Lancashire
160m asl
Snow videos:
http://www.youtube.com/channel/UC3QvmL4UWBmHFMKWiwYm_gg
Ally Pally Snowman
23 May 2021 07:04:38

Good output this morning.  GFS Ops continue to swing wildly but at least its warm this morning.  ECM more consistent and warm and settled again.  GEM warm but more unsettled and UKMO looks good at 144h.


 


Bishop's Stortford 85m ASL.
moomin75
23 May 2021 07:08:05


Good output this morning.  GFS Ops continue to swing wildly but at least its warm this morning.  ECM more consistent and warm and settled again.  GEM warm but more unsettled and UKMO looks good at 144h.


 


Originally Posted by: Ally Pally Snowman 

Pretty much cross model agreement this morning Ally, and getting close to the reliable time frame too. Dare we believe? I'm not buying it just yet, but getting interested now.


Witney, Oxfordshire
100m ASL
DEW
  • DEW
  • Advanced Member
23 May 2021 07:16:04

GFS Op has mid-day temps 25C for the S and 20C for the north on Thu 3rd - but blink and you've missed it, back down to 15C/10C S/N by Mon 7th - and it's only one run out on its own!


GFS Op synoptics - LP sitting over UK Mon 24th easing away E-wards and filling with HP nosing in from the SW Sat 29th and establishing over S England 1035mb Tue 1st. That HP has a battle with LP out to the west which brings up the warm S-lies above, but in the end loses with the LP settling over N Scotland 995 mb Mon 7th and dragging in N/NE-lies behind it.


GEFS - cool at first, temps recovering to norm Fri 28th, rain and showers present until then and after that only intermittent, perhaps rather more in the N. Temp runs after 28th averaging either side of norm with the Op noted above as an extreme warm outlier in the S (and almost as much of a cold outlier at end of run)


ECM - gives more prominence to the HP from the SW Sat 29th and shows it as a large anticyclone across to Norway Mon 31st. The HP then weakens as LP pushes in from the S (1010 mb Biscay Wed 2nd) which matches yesterday's ECM but disagrees with GFS Op


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

Chichester 12m asl
Jiries
23 May 2021 07:17:48


Pretty much cross model agreement this morning Ally, and getting close to the reliable time frame too. Dare we believe? I'm not buying it just yet, but getting interested now.


Originally Posted by: moomin75 


As long we see temperatures to rise to low 20's so I can finally turn off the heating for good until October.  Been long time using the heating except few days breaks in end of March warm spell.   Last year I set the thermostat at 21 or 22 now this time 20 so not to burn more gas due to unwelcome long cold weather..

Ally Pally Snowman
23 May 2021 07:22:44


Pretty much cross model agreement this morning Ally, and getting close to the reliable time frame too. Dare we believe? I'm not buying it just yet, but getting interested now.


Originally Posted by: moomin75 


Not sure we're quite there yet output is still quite volatile. ECM is the most consistent though and the chances of the cold finally retreating in about 5 days does look very good now.


Bishop's Stortford 85m ASL.
moomin75
23 May 2021 07:54:51


 


Not sure we're quite there yet output is still quite volatile. ECM is the most consistent though and the chances of the cold finally retreating in about 5 days does look very good now.


Originally Posted by: Ally Pally Snowman 

We are getting there though Ally, and with what we have endured this month, that's good enough for me.


Witney, Oxfordshire
100m ASL
Ally Pally Snowman
23 May 2021 08:11:54

Lovely warm ECM mean this morning.  Mid 20s a real possibility for the very end of May start of June. 


Bishop's Stortford 85m ASL.
moomin75
23 May 2021 08:24:21


Lovely warm ECM mean this morning.  Mid 20s a real possibility for the very end of May start of June. 


Originally Posted by: Ally Pally Snowman 

ECM has been the one remarkably consistent model during this last week of model watching. It has been unwavering in bringing High Pressure back.


Witney, Oxfordshire
100m ASL
GezM
  • GezM
  • Advanced Member
23 May 2021 08:27:53
GFS Ops run is a massive outlier with its hot spell. Rely on that and you could be slashing your wrists in a few hours. Reasonable trends overall but GFS Ens still gives huge uncertainties.
Living in St Albans, Herts (116m asl)
Working at Luton Airport, Beds (160m asl)
Chunky Pea
23 May 2021 09:49:30


ECM has been the one remarkably consistent model during this last week of model watching. It has been unwavering in bringing High Pressure back.


Originally Posted by: moomin75 


Just looking at both the GFS and ECM mean patterns out to day 10 and both look very similar, and similar in that the pattern looks very unconvincing:



 


A


It is like the general pattern wants so hard to do something, but can't decide exactly what. 


Current Conditions
https://t.ly/MEYqg 


"You don't have to know anything to have an opinion"
--Roger P, 12/Oct/2022
Bolty
23 May 2021 12:41:44

Encouraging models this afternoon with summer arriving near enough bang on cue. Nothing especially hot, but low to mid-20sC under high pressure would feel very warm after the prolonged cool spell we've been used to. It's nice that it will coincide with my week off work too!



The ECM even has the block shifting east, bringing a summer easterly, which is lovely around here. The GFS however retreats it west, bringing cooler NW'ly winds back.


Scott
Blackrod, Lancashire (4 miles south of Chorley) at 156m asl.
My weather station 
Gooner
23 May 2021 14:24:16


Settled from GFS at last 


Remember anything after T120 is really Just For Fun



Marcus
Banbury
North Oxfordshire
378 feet A S L


Gooner
23 May 2021 14:25:33

Chart image


On the high side though it has to be said 


Remember anything after T120 is really Just For Fun



Marcus
Banbury
North Oxfordshire
378 feet A S L


Joe Bloggs
24 May 2021 06:29:49

Pretty clear consensus now of a welcome change in weather pattern towards the weekend, just waiting for the latter frames of the ECM.


Dry and settled. Warmer.


East coast though - this looks potentially like an easterly with the core of the high developing across Scandinavia - watch out for low cloud and haar. 



Manchester City Centre, 31m ASL

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