The Weather Outlook

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TheJudge
Tuesday, June 17, 2025 8:39:07 AM

It's one model, one run, but the 0z ECM takes a "slightly" more changeable and cooler route at 240 hours, but that is way out in the unreliable, and with that, it's highly unlikely to verify like that.

As Ally says, the longer term looks dry and very warm to hot, with fleeting cooler blips likely 

Originally Posted by: moomin75 

Thank you for your reply, don’t want to take things off subject, I am trying to understand how different members interpret the charts.

It often helps for people like myself if what is being discussed is backed up by the chart they are reading with a link. It really helps to understand what is being interpreted.

anyway, from my limited understanding the outlook is pretty good for the majority of what is left of June. Warm and at times hot conditions for some, sunshine a plenty with the a likelihood  of a cool down and reload to warmer/hotter conditions. I am not complaining after the spring weather most of us had, and now a pretty good start to summer. 


Barby 551 ft above sea level
The Beast from the East
Tuesday, June 17, 2025 9:04:17 AM

Well, not really no. I look at each run in isolation and look for a trend.

Don't bash me for that Matty, I'm an enthusiast just as you are, I may be wrong more often than right, but in fact, as you often remind me (and others) no model is reliable after about 5 days, so any forecast beyond that is fairly futile. 🙂

Originally Posted by: moomin75 

Heat haters like me will be hoping UKMO is right with the early breakdown. Its bad enough already. To think we have another 5 days of this! Yuk


Purley, Surrey, 70m ASL

"We have some alternative facts for you"

Kelly-Ann Conway - former special adviser to the President

fairweather
Tuesday, June 17, 2025 9:19:36 AM

Things will always change in this country.

We are a small rocky island in the Atlantic Ocean. We get dry spells, we get wet spells. We've had a really wet couple of years and as per usual, nature is now balancing that out.

Twas ever thus, and always will be.

The only thing that is mildly alarming is the relative ease we get to mid 30s these days. But last year, we didn't even record 30c here, it's just the variability of living in a maritime, oceanic and mild climate.

Originally Posted by: moomin75 

No it's not. The hot spells are longer and hotter and the wet spells are more severe. It's a totally different climate to the one I grew up with and is one of the major reasons wildlife is being wiped out in the UK but people are still in denial.

https://news.sky.com/story/very-hot-30c-days-treble-in-uk-met-office-finds-13183840 


S.Essex, 42m ASL
Rob K
Tuesday, June 17, 2025 10:11:43 AM

Heat haters like me will be hoping UKMO is right with the early breakdown. Its bad enough already. To think we have another 5 days of this! Yuk

Originally Posted by: The Beast from the East 

UKMO doesn't look like much of a breakdown to me - Monday looks cooler but by T168 the high pressure is already pushing back in.

GFS 6Z is also quite keen to blow the heat away by Monday (still squeezes out a 35C in the east on Sunday) but will high pressure return?


Yateley, NE Hampshire, 73m asl

"But who wants to be foretold the weather? It is bad enough when it comes, without our having the misery of knowing about it beforehand." — Jerome K. Jerome

Devonian
Tuesday, June 17, 2025 10:18:51 AM

No it's not. The hot spells are longer and hotter and the wet spells are more severe. It's a totally different climate to the one I grew up with and is one of the major reasons wildlife is being wiped out in the UK but people are still in denial.

https://news.sky.com/story/very-hot-30c-days-treble-in-uk-met-office-finds-13183840 

Originally Posted by: fairweather 

Absolutely!

Wrt the climate nature is not managing to balance things out - that's the problem. Humanities atmosphere polluting ways are overpowering nature.

overland
Tuesday, June 17, 2025 10:28:32 AM

I get the glee of the ultra hottie freaks but do you not feel a pang of concern about what seems the exponential climate change taking place now? Wildlife diminishing all around us specifically because of it. We have had 195mm of rain so far this year and hardly any at all in the past three months. That is going to cause some serious issues if it lasts all summer as many are predicting. Just saying ..........

Originally Posted by: fairweather 

I'm in the middle ground - as a weather enthusiast I enjoy the hot and cold extremes, less so the wet and windy ones, but at the same time I am concerned of the impact of climate change on the natural world. Having said that, last summer was wet and had a terrible impact on many insects, especially butterflies, but this year's warm and dry weather has been really beneficial so there are winners!

We are not forecast to have the extreme heat of further east, but it will still be possibly five days of perfect beach weather with more to come later next week.


Mumbles, Swansea. 80m asl
Rob K
Tuesday, June 17, 2025 10:52:43 AM

6Z GFS has a brief cooler interlude and then the heat builds once again, reaching low to mid 30s despite 850s "only" around 14-15C.


Yateley, NE Hampshire, 73m asl

"But who wants to be foretold the weather? It is bad enough when it comes, without our having the misery of knowing about it beforehand." — Jerome K. Jerome

Brian Gaze
Tuesday, June 17, 2025 10:58:45 AM

It does look like all roads lead to Rome at the moment.

UserPostedImage


Brian Gaze

Berkhamsted

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Devonian
Tuesday, June 17, 2025 11:03:33 AM

It does look like all roads lead to Rome at the moment.

UserPostedImage

Originally Posted by: Brian Gaze 

I can't find a site specific forecast on the Met O website over 31C max. But I may have missed a hot spot I don't know of.

Here it's forecast to max out at 23C on Weds - probably the breeze keeping us a bit cooler from then. I can't say I mind if that's the case.

Matty H
Tuesday, June 17, 2025 11:21:10 AM

Well, not really no. I look at each run in isolation and look for a trend.

Don't bash me for that Matty, I'm an enthusiast just as you are, I may be wrong more often than right, but in fact, as you often remind me (and others) no model is reliable after about 5 days, so any forecast beyond that is fairly futile. 🙂

Originally Posted by: moomin75 

No, you said you looked at one run. I’m not lashing out at you, I’m querying you and pointing out the flaws in your logic. If you can accept constructive criticism then hey ho 


Yate, Nr Bristol

TBFTEIARBSC

moomin75
Tuesday, June 17, 2025 11:25:49 AM

No, you said you looked at one run. I’m not lashing out at you, I’m querying you and pointing out the flaws in your logic. If you can accept constructive criticism then hey ho 

Originally Posted by: Matty H 

Sorry Matty, I can absolutely accept constructive criticism, and to be honest, especially from people like you, who has been a member of this forum for as long as I have.

Believe it or not, I really respect your views, 100% of the time....I appreciate that you speak your mind and often counter what i say.

As I say, we are all enthusiastic Amateurs really, although I confess I look up to a few more than others, and you are one of them.

You will have surely noticed I don't fly off on one very often, particularly in winter.

You are absolutely spot on to say that anything beyond a few days out is unreliable. 


Witney, Oxfordshire

100m ASL

Downpour
Tuesday, June 17, 2025 12:17:45 PM

No it's not. The hot spells are longer and hotter and the wet spells are more severe. It's a totally different climate to the one I grew up with and is one of the major reasons wildlife is being wiped out in the UK but people are still in denial.

https://news.sky.com/story/very-hot-30c-days-treble-in-uk-met-office-finds-13183840 

Originally Posted by: fairweather 

Indeed so. The frequency at which London reaches 30c or near is rather scary these days. As soon as the sun comes out for a few days in late spring or summer, it seems 30c is a given nowadays. Many of us long for the times where 25c was the base warm-weather value. But that would be cast as "cooler" these days. Summers where there is a binary outcome of either downpours or oppressive heat will be unwelcome to many (including me). 


Chingford

London E4

147ft

johncs2016
Tuesday, June 17, 2025 12:36:20 PM

Interesting with all these modern day high temperatures, they are still only in the SE. Edinburgh gets 20-23 C on an extreme day as always 🤔

Originally Posted by: Crepuscular Ray 

If the latest model output is correct though, Edinburgh could easily get its hottest day of the year so far on Friday with that possibly being beaten once again on Saturday.

In order for that to happen, the temperature at Edinburgh Gogarbank only needs to get above 23.65°C and the Met Office is currently going for a temperature of around 25°C here in Edinburgh on Friday and even up to around 26°C on Saturday.

That highest temperature of the year so far at Edinburgh Gogarbank was set on 30 April 2025 and I would much rather be seeing those highest temperatures of the year occurring now in the actual summer, rather than in April. Because of that, I will look forward to seeing that happen if that ends up being the case on this occasion.


The north of Edinburgh, usually always missing out on snow events which occur not just within the rest of Scotland or the UK, but also within the rest of Edinburgh.

johncs2016
Tuesday, June 17, 2025 12:42:36 PM

You have to laugh.....21 C here, it'll be nice and cool in Edinburgh flats and houses over the weekend 😆

Originally Posted by: Crepuscular Ray 

Don't know about that that.

I live in a flat here in NW Edinburgh and even with the temperature only at around 21°C outside, I'm still sweating a bit in here


The north of Edinburgh, usually always missing out on snow events which occur not just within the rest of Scotland or the UK, but also within the rest of Edinburgh.

johncs2016
Tuesday, June 17, 2025 12:46:58 PM

Those examples even have Edinburgh at 28 C which will be hard work for the scots! They struggle past 23 C!

Originally Posted by: Crepuscular Ray 

As you said yourself though, such a temperature here in Edinburgh would actually give us our hottest June day on record (that is easily deduced from the figure which you actually quoted for that in another recent post on here) and although we can never completely rule that out (the beauty of model output comes from the fact that even the most unlikely of outliers have to still be seen as an actual possibility, albeit a very remote one), I can't see that actually happening although you just never know. 


The north of Edinburgh, usually always missing out on snow events which occur not just within the rest of Scotland or the UK, but also within the rest of Edinburgh.

Rob K
Tuesday, June 17, 2025 4:25:49 PM
12Z GFS suddenly deciding to blow away the hot air much more quickly. Monday down  from  low-mid 30s to just 25C. GEM holds it on a few hours longer but still a rather anticlimactic resolution to this hot spell.

UKMO breaks it down even faster, with even Sunday looking much less hot. Not a good set of runs for heat fans.

Edit: I may have spoken too soon regarding the GEM 🙂


Yateley, NE Hampshire, 73m asl

"But who wants to be foretold the weather? It is bad enough when it comes, without our having the misery of knowing about it beforehand." — Jerome K. Jerome

Hungry Tiger
Tuesday, June 17, 2025 4:43:00 PM

12Z GFS suddenly deciding to blow away the hot air much more quickly. Monday down  from  low-mid 30s to just 25C. GEM holds it on a few hours longer but still a rather anticlimactic resolution to this hot spell.

UKMO breaks it down even faster, with even Sunday looking much less hot. Not a good set of runs for heat fans.

Edit: I may have spoken too soon regarding the GEM :)

Originally Posted by: Rob K 

Don't worry.  The heat will be back quite soon. 🙂🙂🙂


Gavin S. FRmetS.

TWO Moderator.

Contact the TWO team - [email protected]

South Cambridgeshire. 93 metres or 302.25 feet ASL.



Hungry Tiger
Tuesday, June 17, 2025 4:45:41 PM

Indeed so. The frequency at which London reaches 30c or near is rather scary these days. As soon as the sun comes out for a few days in late spring or summer, it seems 30c is a given nowadays. Many of us long for the times where 25c was the base warm-weather value. But that would be cast as "cooler" these days. Summers where there is a binary outcome of either downpours or oppressive heat will be unwelcome to many (including me). 

Originally Posted by: Downpour 

In the 1950s and 1960s  25C was a hot day. 30C almost unheard of.  🙂🙂


Gavin S. FRmetS.

TWO Moderator.

Contact the TWO team - [email protected]

South Cambridgeshire. 93 metres or 302.25 feet ASL.



Rob K
Tuesday, June 17, 2025 4:48:10 PM
Interesting Met Office deep dive on where the warm air is coming from (spoiler: Greenland!) https://x.com/metoffice/status/1935008051595014153 


Yateley, NE Hampshire, 73m asl

"But who wants to be foretold the weather? It is bad enough when it comes, without our having the misery of knowing about it beforehand." — Jerome K. Jerome

westv
Tuesday, June 17, 2025 4:50:14 PM

In the 1950s and 1960s  25C was a hot day. 30C almost unheard of.  🙂🙂

Originally Posted by: Hungry Tiger 

Summers of the 60s were quite disappointing I believe.


Big heat in May

Summer will be spray.

Brian Gaze
Tuesday, June 17, 2025 4:56:23 PM
Screaming heat on Saturday according to the Arpege. 36C would be a new June record. 

Here it is!

UserPostedImage


Brian Gaze

Berkhamsted

TWO Buzz - get the latest news and views 

"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan

moomin75
Tuesday, June 17, 2025 4:58:30 PM

12Z GFS suddenly deciding to blow away the hot air much more quickly. Monday down  from  low-mid 30s to just 25C. GEM holds it on a few hours longer but still a rather anticlimactic resolution to this hot spell.

UKMO breaks it down even faster, with even Sunday looking much less hot. Not a good set of runs for heat fans.

Edit: I may have spoken too soon regarding the GEM :)

Originally Posted by: Rob K 

This is what I feared may happen.


Witney, Oxfordshire

100m ASL

Rob K
Tuesday, June 17, 2025 5:08:29 PM

Screaming heat on Saturday according to the Arpege. 36C would be a new June record. 

Originally Posted by: Brian Gaze 

Looking at the 850s on the Arpege for Sun morning, Sunday would likely be even hotter, maybe 38? It has an overnight low of 26C in the E Midlands from Saturday into Sunday.

Likewise the UKV would go hotter than the 33C it has for Saturday 


Yateley, NE Hampshire, 73m asl

"But who wants to be foretold the weather? It is bad enough when it comes, without our having the misery of knowing about it beforehand." — Jerome K. Jerome

Polar Low
Tuesday, June 17, 2025 5:25:07 PM

Gfs opp looks isolated control looks hot rebuild 

https://www.meteociel.fr/modeles/gefs_cartes.php?code=0&ech=6&carte=0&mode=0 

Many members going against its opp

Mean looks good

Rob K
Tuesday, June 17, 2025 6:47:45 PM

Gfs opp looks isolated control looks hot rebuild 

https://www.meteociel.fr/modeles/gefs_cartes.php?code=0&ech=6&carte=0&mode=0 

Many members going against its opp

Mean looks good

Originally Posted by: Polar Low 

P1 goes for 38C and there are several 37s in the mix. 


Yateley, NE Hampshire, 73m asl

"But who wants to be foretold the weather? It is bad enough when it comes, without our having the misery of knowing about it beforehand." — Jerome K. Jerome

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