The Weather Outlook

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sunny coast
25 August 2024 15:52:35
Yes same here in east sussex . First decent rain yesterday for some time.  By no means a poor summer here . Have known infinitely worse over the decades  . Not as dry a West and North Kent tho we rarely are .
Jiries
25 August 2024 16:05:47

Yes same here in east sussex . First decent rain yesterday for some time.  By no means a poor summer here . Have known infinitely worse over the decades  . Not as dry a West and North Kent tho we rarely are .

Originally Posted by: sunny coast 

Once we get our first proper setttled spell for 2024 in September will be first time for everyone including SE which had a very poor summer as well, see posts in NW forum full of evidence how poor everywere and more poorer further north.  Proper 1025-30mb pressure nationwide over UK had been absent since as far as last year.

Warm midweek then cool down to average before returning back up again.  Heat spikes do one and get lost please, no use to restricted heat cloudy dirty spikes type.

Retron
25 August 2024 16:51:02
You can't accuse the GFS of being boring! The 06z run had 31C here in a week's time, with 18C dewpoints and lots of sun. The 12z update has 12C at noon (!), just 19C lower, lots of rain and of course a much lower dewpoint: 11C.

I'd put money on neither of them coming off. I'd reckon next Sunday will end up much as the latter half of the summer has here: dry, largely sunny, warmer than average.


Leysdown, north Kent
sunny coast
25 August 2024 16:51:17
As Retro  has said its not been a bad second d half of summer . We've not had a washout  remember those of 2012 and 2007 as recent examples let alone some of the shockers of the past.. .These days even the worst summers get a 30 somewhere along the line that was not the case in past decades . I would imagine that all the 60s summers were cooler than this one . 
Retron
25 August 2024 16:55:58

.These days even the worst summers get a 30 somewhere along the line that was not the case in past decades . I would imagine that all the 60s summers were cooler than this one . 

Originally Posted by: sunny coast 

Yes, I mentioned the former point when Ally Pally Snowman was moaning earlier in the year, saying that we wouldn't get to 30 at all this summer. I said at the time you could add 5C onto all of his predictions and so it's been - 30C reached in all three months, and as usual getting warmer as summer's gone on.

As for the 60s summers, you're spot on: the hottest temperature in the 60s was 33.9, recorded in 1961 in London and Gillingham (presumably Kent) - some things never change in terms of the hot spots! We were also hotter than any day in the 80s as well. (Source  - Trevor Harley's site)

The hottest this year was 34.8, I can't see that being beaten in September but you never know with our modern climate!


Leysdown, north Kent
Ally Pally Snowman
25 August 2024 19:14:17

Yes, I mentioned the former point when Ally Pally Snowman was moaning earlier in the year, saying that we wouldn't get to 30 at all this summer. I said at the time you could add 5C onto all of his predictions and so it's been - 30C reached in all three months, and as usual getting warmer as summer's gone on.

As for the 60s summers, you're spot on: the hottest temperature in the 60s was 33.9, recorded in 1961 in London and Gillingham (presumably Kent) - some things never change in terms of the hot spots! We were also hotter than any day in the 80s as well. (Source  - Trevor Harley's site)

The hottest this year was 34.8, I can't see that being beaten in September but you never know with our modern climate!

Originally Posted by: Retron 

Well I'm glad I was wrong, it's also been a decent summer here in the very east of Hertfordshire.  After a terrible start since mid July it's been mainly dry and warm. I know its been a v poor summer though in the NW so hopefully this up coming spell is more nationwide. 


Bishop's Stortford 85m ASL.
DEW
  • DEW
  • Advanced Member
26 August 2024 07:06:12
WX temp - as noted yesterday, the warm weather in week 1 lying generally across Europe except N Scotland and Scandinavia is being displaced in week 2 by cooler weather from the NE reaching as far as Germany. SW France still hot, as is S Russia; Britain on the edge, warm in the S, cool in the N.

GFS Op - consistent with yesterday, starting with LP near NW Scotland drawing up warm air from the SW. Then after a brief interlude Thu 29th as that LP moves across Scotland, pressure rises strongly from the SW, to settle 1030mb northern N Sea Sun 1st. This pulls back to N Scotland for the following week and dominates UK weather to Wed 11th though with shallow LP trying to establish near Cornwall, this LP with most effect Mon 9th and thence producing some strong NE-lies over SE England.

ECM - like GFS to Sun 1st but then HP pulls back to the Atlantic, still close enough to promise dry weather for Britain but cooler with winds going round to the W and then to N by Thu 5th

GEM - closer to ECM than GFS but with the same tendency for the HP to pull back to the W

GEFS - warm around Thu29th, a dip, then warm again Mon 2nd, less noticeable in Scotland. Mean temps then steadily to norm by Sat 8th, mean continues to cool, op stays warm but an increased number of quite cold ens members. Very little prospect of rain in the S, not much more in the N except for the next few days in the NW. 


War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

David M Porter
26 August 2024 08:39:27

Well I'm glad I was wrong, it's also been a decent summer here in the very east of Hertfordshire.  After a terrible start since mid July it's been mainly dry and warm. I know its been a v poor summer though in the NW so hopefully this up coming spell is more nationwide. 

Originally Posted by: Ally Pally Snowman 

Much as June and July were rather mixed here to say the least, neither month was as persistently awful as August has been in my locality. It seems that since the weather in your area improved somewhat after mid-July, ours took a turn for the worse.

There do now seem to be some reasonably consistent suggestions from the models of an end to the recent NW/SE split from around next weekend, although the precise details have still to be sorted out. It seems as though there will be a build of HP over the UK intially, with a mid-atlantic HP developing during next week according to ECM 00z. GFS seems to be keener to raise pressure over Scandinavia with a possible link-up the HP in the atlantic. I think those of us in NW areas would be very glad of such a set-up were it to develop as indicated after the August we have had.


Lenzie, Glasgow

"A body of men holding themselves accountable to nobody ought not to be trusted by anybody." – Thomas Paine

Jiries
26 August 2024 09:05:32

Much as June and July were rather mixed here to say the least, neither month was as persistently awful as August has been in my locality. It seems that since the weather in your area improved somewhat after mid-July, ours took a turn for the worse.

There do now seem to be some reasonably consistent suggestions from the models of an end to the recent NW/SE split from around next weekend, although the precise details have still to be sorted out. It seems as though there will be a build of HP over the UK intially, with a mid-atlantic HP developing during next week according to ECM 00z. GFS seems to be keener to raise pressure over Scandinavia with a possible link-up the HP in the atlantic. I think those of us in NW areas would be very glad of such a set-up were it to develop as indicated after the August we have had.

Originally Posted by: David M Porter 

Those linked up pressure pattern are the best and always deliver wall to wall sunshine for everyone once Sept arrives.  First time ever for this nasty summer had not deliver 30C, wall to wall sun, no thunder and prolonged settled periods. 0/10. Once  again infill clouds attack now as yesterday infill. I never seen infills in Sept onward always attack late spring to summer for some stupid reason.

idj20
26 August 2024 12:48:41
Looking at the medium range outputs, there seems to be a slack col type set up stuck over the UK with high pressure to west and east. That's never a good thing in terms of hoping for long periods of clear skies and sunshine, once decayed weather fronts get tangled up in that col then it is going to take some shifting. 
Home location: Folkestone Harbour.
sunny coast
26 August 2024 17:55:41

Well I'm glad I was wrong, it's also been a decent summer here in the very east of Hertfordshire.  After a terrible start since mid July it's been mainly dry and warm. I know its been a v poor summer though in the NW so hopefully this up coming spell is more nationwide. 

Ally Pally Snowman wrote:

Yes the difference between the SE and the rest of the UK also seems to be widening in recent years .  As you day a much better part 2 of meteorological summer . 

DEW
  • DEW
  • Advanced Member
27 August 2024 07:24:55
WX temps - week 1 continuing a zonal pattern, cool in N Europe (i.e N Scotland, Scandinavia) and hot in the south (i.e Mediterranean) with gradation in between. Then a bif change ine week 2 with the forecast quite unlike yesterday; instead of cooler air working in from Russia as far as Germany, E Europe (Russia, Finland, Poland) remains warm/not while there is a big push southwards of cool/cold air through Britain all the way down to southern France. In week 1 patchy rain for most of Europe except Russia which remains dry; in week 2, again a big difference from yesterday, with an area of heavy rain from the N Sea down through E France to Italy. Note: this somewhat depressing forecast seems to be based on GFS Op; other models and even many ens members within GFS do not support it.

GFS Op - current LP near Scotland with warm SW-lies moving on and giving way to broad area of HP lying SW-NE across Britain by Mon 2nd. This splits, allowing LP to dominate the N Sea with N-lies for Britain esp the E Coast; LP Holland 1003mb 1010mb by Wed 4th and staying around. Brief resurgence of HP Sun 8th but again breaks down with LP from N 1005mb covering all of Britain Wed 11th, cold for all.

ECM - the HP developing and splitting as above but the LP causing the split is further east ( S Norway/Sweden) so HP hangs on for Britain albeit with (much weaker N-lies)

GEM - minimises any split and keeps HP centred over Britain through to Thu 5th 1025mb

GEFS - Warm in immediate future, and again Mon 2nd, with dip to norm between and after, less pronounced in Scotland, with good ens agreement. Mean continues near norm but ens members vary with op in particular taking a very cold line. Some rain in some runs  from about Mon 2nd  onwards (and also in near future in far N)


War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

soperman
27 August 2024 08:11:37
There has been no settled spell of weather in South Devon this summer except for 3 straight days of sun a couple of weeks back.  We have had plenty of rain and the gardens look fantastic which is the upside. Never cold though!
Happily living by the sea in Brixham......but sad to leave the snowy Chiltern Hills after 35 years!
cultman1
27 August 2024 10:23:14
For London the Met Office App shows unbroken  sunshine this week . Interestingly it's completely cloudy here in Fulham as at 11 am on Tuesday yet the app shows  sunshine. I have a hunch going forward whilst there will be an increase in temperatures there will be more cloud than sun under this existing high pressure
Jiries
27 August 2024 11:14:33

For London the Met Office App shows unbroken  sunshine this week . Interestingly it's completely cloudy here in Fulham as at 11 am on Tuesday yet the app shows  sunshine. I have a hunch going forward whilst there will be an increase in temperatures there will be more cloud than sun under this existing high pressure

Originally Posted by: cultman1 

I am so pleased to know the forecast gone very wrong as I was so right from yesterday something gone wrong and once it gone wrong it stay wrong until it finish completely this wrongness.  No useable weather this summer and had been mostly stuck indoors, we want to go to the Sheldon country park next to the Birmingham airport runway but not able to do so due to cloudy cool weather, need clear skies to watch planes take off and landing.  At least models showing decent September start give us a chance to go outside in more sunny useable weather.

sunny coast
27 August 2024 13:58:43
We have had several weeks of usable weather not always clear unbroken sun but  by no means a poor second half of Summer 
Retron
27 August 2024 17:19:28
Heads-up - the Met Office automated forecasts now come with a "maximum possible" value and a "minimum possible" value too. I guess this is from whatever ensembles they're using behind the scenes, and it's good to see. Hopefully they'll keep it!

https://ukwct.org.uk/weather/update.jpg 

UserPostedImage


Leysdown, north Kent
tierradelfuego
27 August 2024 17:30:41

Heads-up - the Met Office automated forecasts now come with a "maximum possible" value and a "minimum possible" value too. I guess this is from whatever ensembles they're using behind the scenes, and it's good to see. Hopefully they'll keep it!

Originally Posted by: Retron 

Certainly a useful addition I think, thanks for the heads up. Would be good if they could do the same with rainfall amounts. It might be a tougher ask, especially when convective, however when I look at the Aussie BOM as I do often for family reasons, they manage it pretty well in general.


Bucklebury

West Berkshire Downs AONB

135m ASL

VP2 with daytime FARS

Rainfall collector separated at ground level

Anemometer separated above roof level

WeatherLink Live (Byles Green Crew )

GezM
  • GezM
  • Advanced Member
27 August 2024 20:56:36

Certainly a useful addition I think, thanks for the heads up. Would be good if they could do the same with rainfall amounts. It might be a tougher ask, especially when convective, however when I look at the Aussie BOM as I do often for family reasons, they manage it pretty well in general.

Originally Posted by: tierradelfuego 

I'm a big fan of the Aussie BOM. I use it mainly because I love keeping an eye on weather around the world but also because I have a brother in New South Wales. So many good features on their website. 

But this Met Office addition is interesting too. I notice that the further you go into the future, the bigger the possible deviations are  - as you'd expect. For example, St Albans next Monday is forecast to have a high of 26C and a low of 15C but possible ranges are between 32C and 10C.


Living in St Albans, Herts (116m asl)

Working at Luton Airport, Beds (160m asl)

DEW
  • DEW
  • Advanced Member
28 August 2024 07:20:17
WX temps have backed down from the spectacular cooling shown yesterday, but not completely. Week 1 has a zonal distribution of temp, still quite hot for S France and across to Poland, cooler for N Scotland and Norway, Britain in between. Week 2, slight cooling for France, more definitely for Scotland and the whole of Scandinavia, SE England still just about warm. Rain in week 1 patchy for continental W Europe, drier for Britain, also especially Russia; in week 2 concentrated over France and S England, very dry for Scotland east to the Baltic and Russia.

GFS Op - pressure rising over the next few days to become centred over NE Britain Sat 31st 1025mb. For the following week pressure remains high over Scotland in the shape of a bridge between the Atlantic and Scandinavia, while shallow areas of LP affect S England (1015mb Holland Wed 4th, 1010mb Channel Mon 9th). From the 9th, the HP re-arranges into a broad ridge from Iceland to Scotland with any LP retreating further S into France.

ECM - something like GFS, but a deep trough between the Atlantic and Scandinavian centres Sun 1st, though too far west to affect all but extreme W Britain. LP then affects S Britain from the Channel only on Thu 5th, and the development of a ridge of HP to Iceland starts as early as Sat 7th.

GEM - the HP bridge referred to above doesn't establish straight away, with all of Britain under a trough lying N-S on Wed 4th. Later, once HP on the Atlantic and Scandinavia link up, LP moves further N to cover all of England Fri 6th

GEFS - temps back to norm Sat 31st then warm again Mon 2nd with good ens agreement. After Thu 5th the mean stays near norm to the end of run (chance of something warmer in the far N Mon 9th), but very little agreement between ens members (on the 7th, a 20C spread between hottest and coldest in the S). Rain most likely for a week beginning Mon 2nd but only a few ens members show large amounts and those mostly in the S.


War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

Jiries
28 August 2024 08:47:40
Lot of HP around in first half of September with decent warm temperatures and many sunny days to sunny periods.  Possible warm/hot spell on the 7th but not dull heat spike thankfully.  Longest HP from Azores to Russia and well covered UK with Iberian low giving us some warmth on 7th with mid to high 20's.  
The Beast from the East
28 August 2024 09:53:54
ECM op certainly showing what could happen with a bit of luck (or bad luck if you dont like heat!)

30C in September is now completely unremarkable though. 


Purley, Surrey, 70m ASL

"We have some alternative facts for you"

Kelly-Ann Conway - former special adviser to the President

GezM
  • GezM
  • Advanced Member
28 August 2024 11:25:53
There seems to be a lot of confidence for a warm, sunny September. It certainly looks reasonable but there are many cool options on the table and if anything it is looking more unsettled over parts of the the UK than it did a couple of days ago. I certainly don't see anything exceptional like we had last year. 
Living in St Albans, Herts (116m asl)

Working at Luton Airport, Beds (160m asl)

28 August 2024 16:21:46
The GFS 12z op is pretty terrible after Saturday.  An evil little depression interacting with the jet which bull dozes into the high pressure, then sits slack over the UK until gone midweek .
Brian Gaze
28 August 2024 16:44:42
I reckon you've got to move the thick black line up by about 2C to 4C (at least in the south east) to see as many runs below it as above it through the course of a typical year these days.

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Brian Gaze

Berkhamsted

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