The Weather Outlook

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Brian Gaze
18 October 2026 12:04:14
This is what our pressure pattern analysis using ECMWF IFS ENS 00Z data returns for Friday. 

https://www.theweatheroutlook.com/twodata/ens-cs.aspx 

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Brian Gaze

Berkhamsted

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DEW
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18 October 2026 12:15:13

This is what our pressure pattern analysis using ECMWF IFS ENS 00Z data returns for Friday. 

https://www.theweatheroutlook.com/twodata/ens-cs.aspx 

Brian Gaze;1723095

Of the three scenarios stated to be nearly equally likely, I'd pick C, the most southerly one - because successive forecasts over the last few days have shown it trending southwards, and once a trend is established, it usually carries through to completion.

But that reasoning doesn't always work, the Great Storm of 1987 being a case in point.


I can calculate the movements of stars, but not the madness of men - Isaac Newton

Chichester 12m asl

Rob K
18 October 2026 12:58:09
Thursday night into Friday is looking pretty lively. I'm heading down to Devon on Friday for a couple of days. Doesn't look like beach weather....
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
18 October 2026 17:33:08
Here's the AIFS 12Z view of the Thursday / Friday storm.

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Brian Gaze

Berkhamsted

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The Beast from the East
19 October 2026 01:19:37

Of the three scenarios stated to be nearly equally likely, I'd pick C, the most southerly one - because successive forecasts over the last few days have shown it trending southwards, and once a trend is established, it usually carries through to completion.

But that reasoning doesn't always work, the Great Storm of 1987 being a case in point.

Originally Posted by: DEW 

18zs have shifted it north again.  


Purley, Surrey, 70m ASL

"We have some alternative facts for you"

Kelly-Ann Conway - former special adviser to the President

DEW
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19 October 2026 07:23:26
FAX - the disturbance over SE England joins forces with an Atlantic front to create a front down central Britain for tomorrow and Wed 21st; then a wave in the subsequent westerlies running across England Thu 22nd and the well-publicised storm from the SW for Friday. Fax shows the latter running to the Wash 986mb by midday.

GFS Op 00z - picks up on the storm early Friday 980mb Irish Sea early Friday and takes it via the N Sea to Aberdeenshire 985mb Sat 24th. Then a week with a couple of large and deep depressions running past Scotland with W-lies for all until a brief rise of pressure 1035mb Cornwall Sat 31st, but the westerlies resume though not as strong.

ECM - similar to GFSuntil Friday but then track of storm is further south, from Cornwall 980mb to Holland 990mb ad a second smaller depression 990 mb runs along the Channel on Sun 25th.  Then the westerlies, but this model develops an LP mid-Atlantic Thu 30th.

AIFS - London, maxima around 13C to to  Tue 28th with rain most days, then dry with maxima 15C and some cool nights. Edinburgh, similar pattern but starting maxima around 10C, and the maxima in the later dry spell drop off from an initial14C down to 10C by Mon 2nd

GEFS - temps rising and falling, mainly on the cool side to Mon 26th, then s suggestion of a warmer spell for a couple of days before the mean settles near norm in the middle of a spread of ens members. Plenty of rain thus week especially 23rd and 25th, (also 21st and 23rd in the north) somewhat drier after that.


I can calculate the movements of stars, but not the madness of men - Isaac Newton

Chichester 12m asl

idj20
19 October 2026 10:24:46

18zs have shifted it north again.  

Originally Posted by: The Beast from the East 

 . . . and back south and even bigger and louder in the 06z run. The morning runs do tend to overcook that kind of scenario and thus hopefully an op outlier, a bit like the opposite end of the Pub Runs. 

EDIT: Much rather have 00z ECM's take, though, which shows it headed towards France and we end up on the calm side of it. But it is on its own with that thinking so I doubt that will end up being the final solution.

The worry beads rubbing season starts. 


Home location: Folkestone Harbour.
Brian Gaze
19 October 2026 10:37:20
GEFS looks to have it a bit further north than ECM.

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Brian Gaze

Berkhamsted

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NMA
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19 October 2026 11:13:37
Thanks again for those updates Brian. For me, W to NW gales tend to do the most damage. There is protection from the trees to the south of me, from southerly or SW gales. But this forecast is a more unusual direction for gales in this part of the UK. But the new housing estate with its unfinished buildings will perhaps filter the winds. There is a lot of material ripe for spreading so I hope the developer battens all movable items down. 

The local Echo mentions the upcoming storm but forgets to mention the all-important wind direction. People heading to the beach nearby to see large waves will be disappointed.

A good test again for my new 'hit and miss' gates.


Vale of the Great Dairies

South Dorset

Elevation 60m 197ft

Brian Gaze
19 October 2026 11:59:31
MOGREPS-G for comparison.

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Brian Gaze

Berkhamsted

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warrenb
19 October 2026 13:02:46
I think Wednesday afternoon and evening need a close eye on them as well. Could get a tad breezy down south.
Jiries
19 October 2026 13:21:41

GEFS looks to have it a bit further north than ECM.

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Originally Posted by: Brian Gaze 

If this Low in Dec with -7 to -8C 850s we will be getting lot of Cheshire gap snow showers here.  Gales NW flow does very well for the Midlands with snow shwoers and sunshine amounts.

scillydave
19 October 2026 17:28:08
Let's hope the latest Arpege (12z) isn't on the money - widespread 80mph+ across the SouthWest and South Wales with costal areas significantly in excess of 90mph.
Currently living at roughly 65m asl North of Cowbridge in the Vale of Glamorgan.

Formerly of, Birdlip, highest village in the Cotswolds and snow heaven in winter; Hawkinge in Kent - roof of the South downs and Isles of Scilly, paradise in the UK.

DEW
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20 October 2026 08:07:45
METO rainfall charts show successive bands of rain lying roughly NW-SE and moving NE-wards across Britain, on Tue, then Wed and again on Thu, increasingly affecting England rather than Scotland. Then Friday's storm with fragmented but heavy areas of rain circulating around a centre 0400 off S Devon - 0700 Dorset - 1000 Berkshire - 1300 Thames estuary and thence into the N Sea; rain reaches as far N as S Scotland and stalls there. A new wide band of rain crossing the whole of Britain late  on Sat, driven by a swirl off NW Scotland.

FAX - a complex set of fronts combining LP in SE England and an Atlantic front collapsing into westerlies to match the above pattern of rainfall today through to Thu 22nd, Then on Fri 23rd the storm is shown 981mb Brittany 0000, 980mb E Anglia 1200, 998mb Denmark Sat 1200. New LP near Rockall 968mb at that time. Met forecasting gusts widely 50mph but I'd expect higher on exposed coasts.

GFS Op 00z - agrees quite closely with FAX re track and depth of Friday's storm. Then it tracks the new depression across N Scotland on Sat 24th followed by another 955mb Tue 27th Orkney (worth remembering for all the excitement in England  over Friday that N Scotland gets this intensity of storm frequently). Then a quieter period with higher pressure though shallow troughs dip southwards into the N Sea Sat 31st and Tue 3rd.

ECM - agrees on the track of Friday's storm but it fills more quickly, and the two LPs for N Scotland are also there. But the pressure rise is placed further east so by Fri 30th N France is 1025 mb and low pressure is further north near the Faeroes

AIFS - London, maxima variable 12-15C to Tue 27th then slowly declining to 9C Mon 2nd; rain this week, heaviest Fri 23rd and Sun 25th, then dry. Edinburgh, maxima dipping to 8C through to next weekend, then recovering to 11-13C (warmer than London on the 2nd!), rain this week, again heaviest Fri & Sun, perhaps more on Mon 2nd.

GEFS - temps oscillating from 5C below norm to 3C above to Tue 27th, then mean close to to norm in the middle of a fairly wide spread of ens members. Heavy rain Wed 21st (mostly in W), Fri 23rd, Sun 25th and Tue 27th, then dry in most runs but by no means all.


I can calculate the movements of stars, but not the madness of men - Isaac Newton

Chichester 12m asl

The Beast from the East
20 October 2026 10:00:52
latest GFS very concerning for the SE, surely must be a warning soon?  Lets hope ECM is right with more southerly track or we could looking at another Micheal Fish

Would appreciate Darren's (Retron) thoughts? Has he asked his account to be terminated?

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Purley, Surrey, 70m ASL

"We have some alternative facts for you"

Kelly-Ann Conway - former special adviser to the President

scillydave
20 October 2026 10:41:00

latest GFS very concerning for the SE, surely must be a warning soon?  Lets hope ECM is right with more southerly track or we could looking at another Micheal Fish

Would appreciate Darren's (Retron) thoughts? Has he asked his account to be terminated?

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Originally Posted by: The Beast from the East 

I wouldn't say very concerning for the SE based on the latest GFS - a windy day yes, but not exceptionally so. Gusts to mid 70mph on the SE coasts and lower inland.

The South West takes more of a hit with gusts here closer to 80mph+ 

FWIW the 06z Arpege goes for a nasty blow for the Southwest too with gusts up to the low 90s mph and I'd suspect (though the run doesn't go far enough) that the South East would be up to low 80s on the coast.

Lookinf across the models at this moment in time it looks like a once in a 5 to 10 year storm for the South West. Bad but not exceptional. If things stay the same I'd expect an Amber warning in the next day or so (Wednesday night / Thursday morning) for the South West and a Yellow for the SE. with the potential for a Red for parts of Cornwall and Devon issued on Thursday. 

However the chances of things staying exactly as they are now are not high so who knows what we'll see!


Currently living at roughly 65m asl North of Cowbridge in the Vale of Glamorgan.

Formerly of, Birdlip, highest village in the Cotswolds and snow heaven in winter; Hawkinge in Kent - roof of the South downs and Isles of Scilly, paradise in the UK.

Roger Parsons
20 October 2026 10:45:55

latest GFS very concerning for the SE, surely must be a warning soon?  Lets hope ECM is right with more southerly track or we could looking at another Micheal Fish

Would appreciate Darren's (Retron) thoughts? Has he asked his account to be terminated?

Originally Posted by: The Beast from the East 

For Darren to miss a "Michael Fish"

Is not what any of us would wish! 


RogerP

West Lindsey district of Lincolnshire

Everything taken together, here in Lincolnshire are more good things than man could have had the conscience to ask.

William Cobbett, in his Rural Rides - c.1830

Brian Gaze
20 October 2026 10:45:56
I've just created a thread for Storm Austen here:

https://www.theweatheroutlook.com/twocommunity/Posts/t24750-Storm-Austen 


Brian Gaze

Berkhamsted

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

DEW
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21 October 2026 08:35:38
See also comments in storm Austen thread for detail on Friday.

FAX - fronts lying through west and central Britain today moving slowly NE-wards, followed by a wave crossing England in the early hours of tomorrow (Thu), affecting areas south of Manchester/Leeds. Then storm Austen 979mb Cornwall 0000 Fri running across S England 980mb to E Anglia 1200 Fri (a bit further north and quicker than MetO has it) to 991mb Denmark 1200 Sat 24th with fronts spiralling around it. By that time there's a new LP 949mb crossing Scotland to the N Sea 961mb Sun 25th with strong N-lies to follow (there might be a case for naming this storm, too)

GFS op 00z - agrees with FAX re storm Austen though running it further south along the Channel (so strongest winds in N France, which is what the BBC forecast is saying today). The 'new LP' also tracks across from the west on Sun 25th but keeps just north of mainland Scotland. Then westerlies to Wed 28th with low pressure shifting north towards Iceland as pressure rises around Britain - 1025mb Fri 30th Holland, 1040mb Mon 2nd Ireland, 1030mb Thu 5th Yorkshire

ECM also takes storm Austen along the Channel but has it filling more quickly (only 1000mb as early as 0000 Sat); then generally agrees with GFS.

AIFS - London, maxima rising from ca 12C now to 15C Tue 27th, dropping back to 10C from Sun 1st with some cold nights (ground frost likely). Rain heavy at intervals to Sun 25th then dry.Edinburgh, maxima rising from 10C now to 13C Tue 27th (except a cold day Fri 23rd) and dropping back to 10C after the 1st. Rain persistent to Wed 28th, occasionally wet after that.

GEFS - mean and ens temps up and down either side of norm to Tue 27th, then with low confidence slightly above norm for the end of October and slightly below norm for the start of November. Heavy rain at intervals to Tue 27th, then mostly dry for England, greater chance of rain from time to time in Scotland


I can calculate the movements of stars, but not the madness of men - Isaac Newton

Chichester 12m asl

DEW
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22 October 2026 08:00:36
FAX - showery fronts all over the place today, then Storm Austen (detail will, I expect, appear in the dedicated thread) running from Cornwall 976mb 0000 Friday to 989mb Calais 1200 Friday and quickly on to N Germany, thus tracking a bit further south than previously. New LP, 945mb near St Kilda, midday Saturday, pushing fronts across the country on strong westerlies and crossing N Scotland to N Sea 964mb Sun 25th (shouldn't this be named, too; lower central pressure than Austen); and yet another LP moving towards Britain from the Atlantic 964mb with warm sector crossing England on Mon 26th.

GFS Op 00z - shows the above triple whammy, the last LP just grazing the Western Isles as it moves NE-wards, after which a slow rise of pressure, established 1035mb Wales Sat 31st. This hangs on, becoming a ridge from Ireland to Norway until Sat 7th when it sinks S-wards and LP 980mb Faeroes introduces strong SW-lies for all.

ECM - like GFS at first but treats the HP differently, making it into a block over Norway/Sweden with S-lies for Britain from Sat 31st. Speculatively a date record on Nov 1st?

AIFS - London, maxima 13C with heavy rain Fri 23rd and Sun 25th, then warmer and drier to Fri 30th (15-16C) before completely dry with maxima dropping away to 8C through the first week of Nov (contradicts ECM in temps). Edinburgh, maxima 10C with rain as above plus Tue 27th; likewise warmer for the rest of that week (14C) and dry, before, like London dry and temps falling to 7C by Nov 5th.

GEFS - temps quite dramatically vary between warm and cool to Tue 27th with heavy rain on 23rd, 25th and 27th, then most ens members dry to Sat 7th (still some rain in W Scotland/ N Ireland), mean temp a little above norm for the end of Oct, a little below for the first week of Nov. 

A stormy few days, then back to dry and calm weather.

Saturday's review may be later than usual - I have an early flu jab booked. [Sorry, getting ahead of myself]


I can calculate the movements of stars, but not the madness of men - Isaac Newton

Chichester 12m asl

Ally Pally Snowman
22 October 2026 08:26:08

latest GFS very concerning for the SE, surely must be a warning soon?  Lets hope ECM is right with more southerly track or we could looking at another Micheal Fish

Would appreciate Darren's (Retron) thoughts? Has he asked his account to be terminated?

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Originally Posted by: The Beast from the East 

Hopefully he is back for the winter as his analysis is one of the best we have here. I'm expecting a very mild winter but we always can dream.


Bishop's Stortford 85m ASL.
John S2
22 October 2026 08:53:51
Could this morning's ECM be suggesting a particularly high temperature for 30th Oct with those long fetch southerlies? Current date records for 30th Oct are 21c for Guernsey, 20.8c in Essex, 20.5c in Gwynedd. To achieve anything approaching those the precise orientation of the anticyclone will be key.
DEW
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23 October 2026 08:06:45
FAX - Storm Austen from 974mb Cornwall 0000 today to 990mb Holland 0000 tomorrow (Sat), and filling over the Baltic 12 hrs later. Storm Boelo 949mb Rockall 1200 Sat, 947mb Cape Wrath 0000 Sun, severe gales for S Scotland/N England and moving more slowly than Austen to 963mb S Norway 0000 Mon 26th. New storm (unnamed as yet) from mid-Atlantic with another visit to N Scotland, 949mb Orkney midday Tue 27th with gales in the north, strong W-lies in the S.

GFS Op 00z - echoes FAX but has storm tracks further N (midday Tue nearer Faeroes) so not quite as violent for the mainland. Later (Fri 30th) a pressure rise (1025mb Denmark) turns winds into the S for a couple of days before HP flattens out across France and depressions continue to roll past N Scotland, thus a week of W-lies from Sat 31st, fairly light bar a local LP Fri 6th 985mb Cape Wrath.

ECM - like GFS at first but LP Tue 27th further north still. After Fri 30th the HP near Denmark is reinforced by another centre from the SW so 1040mb Ireland Mon 2nd with any W-lies blocked.

AIFS - London, maxima reaching 16C Tue 27th then dropping away to 10C by Fri 6th, more cloudy than shown yesterday so no really cold nights, Heavy rain today and Sun 25th, a little on 27th else dry. Edinburgh, maxima 10-13C to Sat 31st (Tue 27th stands out at 16C), then dropping to 5C by Wed 4th before rising again. Rain as for London, also a little on Sat 31st.

GEFS - temps above and below norm alternating to Thu 29th, then mean with quite good ens agreement a few degrees above norm to Sun 1st followed by a week at norm or a little below. Rain today, 25th and (mostly in the N) 27th, then mainly dry but an increasing number of ens members suggesting rain after Sun 1st but not agreeing as to when or indeed if.


I can calculate the movements of stars, but not the madness of men - Isaac Newton

Chichester 12m asl

DEW
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24 October 2026 06:13:56
FAX - Storm Boelo looking more extensive and powerful each time I look at it, 945mb off Western Isles this evening, big wind field for Scotland and well south into England; and heavy rain hanging back over the south coast to late tonight.  Taking its time to clear Scotland , still 955mb Orkney midday Sun. Another storm rushing up from the SW, may just be far enough offshore not to be named, 953mb Rockall Tue 27th before HP spreads its influence from France for some quieter westerlies.

GFS Op 0z - these westerlies  continue for a  week though LP near Iceland will keep weather lively in the N. But Thu 5th, remnants of hurricane cross Scotland 965mb with stronger winds for all, and in its tail, LP 995mb runs S-wards down the west coast Sat 7th.

ECM - like GFS at first but more extensive HP from Tue 27th forms a block, first near Norway then by Mon 2nd a new cell near W Ireland with some cooler air imported to the N Sea. Remnants of the g hurricane referred to are lingering near Spain

AIFS - not loading fully, may update later [EDIT 0900 - has now downloaded] London - after a one-day maximum 16C Tue 27th, maxima steadily slide down to 8C Fri 6th, heavy rain today, plus a little Mon/Tue 26th/27th, then dry. Edinburgh, very much like London, even to the actual temp values though these slip down a bit more quickly; and a trace of rain on Fri 30th/Sat 31st.

GEFS - alternately above and below norm with quite large swings to the end of the month, then mean stays near norm within quite a narrow range of ens members. Rain today (heavy), 27th (esp in N), Sat 31st, and in several runs after Wed 3rd (esp in W)


I can calculate the movements of stars, but not the madness of men - Isaac Newton

Chichester 12m asl

Brian Gaze
24 October 2026 10:55:26
These are very interesting to say the least. I don't think they necessarily fit in with the idea the El Niño correlation. 

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Brian Gaze

Berkhamsted

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

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