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Brian Gaze
13 July 2017 11:18:14

First look at Autumn 2017 here:


http://www.theweatheroutlook.com/twoother/twocontent.aspx?type=hpnews&id=3880&title=Autumn+2017


How do others view the prospects?


Brian Gaze
Berkhamsted
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Bolty
13 July 2017 18:12:47

This is purely guesswork on my part, but one thing that stands out to me is how dry this year has been (mostly across southern areas). We've been in quite a blocked setup for about 11 months now and I get a feeling that this may break sometime soon.


My guess is that we might see this pattern break through the autumn, so we could see quite a wet one this year. I think we could potentially see one, maybe even two very wet months (probably October and November). Saying that, it has also been quite a while since we've seen a wet September, so who knows? If I was to give a verdict, I'd say:


September: warm, dry and settled.


October: warm but very unsettled.


November: mild and wet.


Scott
Blackrod, Lancashire (4 miles south of Chorley) at 156m asl.
My weather station 
Hungry Tiger
17 July 2017 19:23:52


This is purely guesswork on my part, but one thing that stands out to me is how dry this year has been (mostly across southern areas). We've been in quite a blocked setup for about 11 months now and I get a feeling that this may break sometime soon.


My guess is that we might see this pattern break through the autumn, so we could see quite a wet one this year. I think we could potentially see one, maybe even two very wet months (probably October and November). Saying that, it has also been quite a while since we've seen a wet September, so who knows? If I was to give a verdict, I'd say:


September: warm, dry and settled.


October: warm but very unsettled.


November: mild and wet.


Originally Posted by: Bolty 


Sounds good there Scott - I would be happy with an autumn like that.


 


Gavin S. FRmetS.
TWO Moderator.
Contact the TWO team - [email protected]
South Cambridgeshire. 93 metres or 302.25 feet ASL.


Bolty
17 July 2017 19:34:56


 


Sounds good there Scott - I would be happy with an autumn like that.


 


Originally Posted by: Hungry Tiger 


I certainly wouldn't say "no" to it either, Gavin.


Scott
Blackrod, Lancashire (4 miles south of Chorley) at 156m asl.
My weather station 
White Meadows
22 July 2017 05:34:59
CFS v2 still has us on course for a mild autumn, November in particular:

http://www.cpc.ncep.noaa.gov/products/CFSv2/htmls/euT2me3Mon.html 

It's been plugging away at this for about 3 months now
ozone_aurora
22 July 2017 10:51:26

This is purely on my guesswork but I think Autumn 2017 will be warmer than normal.


I suspect September will be warm with a lot of dry, settled and sunny conditions - particularly in the S and the E. I think there'll be some ET cyclones skirting to the N of UK, drawing in some hot air from Iberian Peninsula.


I suspect October will be of mix bag but warm. I think it'll be dry overall in the E, but wet in the NW. Wouldn't be surprised to see some high temperatures, perhaps exceeding 25 C in a few spots.

A bit too early to say what November be really like, but I think it'll be another warmer than average month.

After long dry spells, I'm expecting some wet months in the near future; I think December could be one of them or it could be this August.

TimS
  • TimS
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22 July 2017 13:22:10
Seeing this thread appear on a day like today, with rain pouring down outside, is like being told then football season is starting and seeing back to school outfits in the shops.
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Charmhills
24 July 2017 10:04:04

Terry Scholey 30 Day Forecasts


Rest Of Summer & Autumn 2017 "Sneak Peek"


http://www.gavsweathervids.com/terryscholey.html


Interesting update from Terry.


Loughborough, EM.

Knowledge is power, ignorance is weakness.

Duane.
sizzle
24 July 2017 15:03:53

and of topic ,,,, whats the bets we are in for a crap winter again... wet/mild   mild/dry    cold/dry.   or like last year. no one had a clue.   autumn. is mostly always dry above avarge temps .or   indian summer like weather... dry, lack of rain,  ect ect

doctormog
24 July 2017 15:36:30

Seeing this thread appear on a day like today, with rain pouring down outside, is like being told then football season is starting and seeing back to school outfits in the shops.

Originally Posted by: TimS 


The schools aren't back for another 3 weeks or so but I think summer started a few weeks ago up here. So far it seems to be typical for autumn. Grey, breezy and cool. I'm sure the next 10 months of the season should be similiar.


Chunky Pea
24 July 2017 15:58:02

I reckon a very wet and very cold autumn ahead overall. Only reasoning I have is that such an autumn is long overdue and that the current warm and dry trend this year so far must come to an end at some point.


Current Conditions
https://t.ly/MEYqg 


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richardabdn
25 July 2017 17:05:21


I reckon a very wet and very cold autumn ahead overall. Only reasoning I have is that such an autumn is long overdue and that the current warm and dry trend this year so far must come to an end at some point.


Originally Posted by: Chunky Pea 


What warm, dry year? It’s been utterly revolting and the last thing that’s needed after this disgusting cool, wet summer is a wet autumn.

Have no doubt that is exactly what we’ll get though but can’t see it being cool, except maybe the first part of September. Something similar to the abject horror that was Autumn 2014 probably.

Can’t go wrong with predicting the worst case scenario these days. That said it’ll be a tough ask for even a poor autumn to end up as dismal and depressing as this utterly embarrassing excuse for a summer.


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Chunky Pea
25 July 2017 21:34:55


 


What warm, dry year? It’s been utterly revolting and the last thing that’s needed after this disgusting cool, wet summer is a wet autumn.

Have no doubt that is exactly what we’ll get though but can’t see it being cool, except maybe the first part of September. Something similar to the abject horror that was Autumn 2014 probably.

Can’t go wrong with predicting the worst case scenario these days. That said it’ll be a tough ask for even a poor autumn to end up as dismal and depressing as this utterly embarrassing excuse for a summer.


Originally Posted by: richardabdn 


Apologies Richard, I was being a little bit 'imby' with my post. I do realise that much of Scotland has had a very wet summer so far, something we are well used to here in Ireland too, but this year seems a just a little bit different over here, in that it has been consistently warmer than average since the start of 2017, and apart from two short, but notable wet spells, it has been very dry on this side of the pond overall. I think we will pay for this one way of the other, because we always do..in the end.


Current Conditions
https://t.ly/MEYqg 


"You don't have to know anything to have an opinion"
--Roger P, 12/Oct/2022
KevBrads1
29 July 2017 11:59:22


I reckon a very wet and very cold autumn ahead overall. Only reasoning I have is that such an autumn is long overdue and that the current warm and dry trend this year so far must come to an end at some point.


Originally Posted by: Chunky Pea 


Mentioned this is in a post earlier but if you take the monthly rainfall values for this year at face value, they are actually not that dry apart  from April for England and Wales. 


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polarwind
30 July 2017 20:53:47


I reckon a very wet and very cold autumn ahead overall. Only reasoning I have is that such an autumn is long overdue and that the current warm and dry trend this year so far must come to an end at some point.


Originally Posted by: Chunky Pea 


Your post a few days later  - see - http://www.theweatheroutlook.com/twocommunity/default.aspx?g=posts&m=917906#post917906 


shows that you've got a better reason now


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Dave,Derby
Nordic Snowman
02 August 2017 07:34:01

Warmer and drier than the norm would suit me and as others mostly suggest, this is probably the most likely. Generally speaking and when compared to 20-30 years ago, summers finish later, winters finish sooner and spring begins earlier. All good stuff and the warmer and drier it becomes will get a big thumbs up from me


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johncs2016
02 August 2017 10:58:14

The traditional autumns which I remember are ones where we would be seeing our first widespread frost at some time during October with daytime highs of around 5C or 6C already being recorded by the time that we get to the beginning of November. We haven't had an autumn like that for a long time though, although I do remember one not all that long ago (that might have been around 2008, although I'm not exactly sure of that) when cold northerly winds from the Arctic brought some very early snowfalls during October to high ground in Scotland.

The way things are looking just now, I don't think that we will be seeing anything like that this year either. Furthermore, the autumn along with the spring, has tended to be one of the driest periods and I can remember us having our driest September on record here in Edinburgh, just a few years ago. That drier than average pattern of weather has been around during recent springs and autumns even on occasions, where the models have indicated that something different might happen on this occasion, even when the confidence in that has been relatively high.

Although we had such a wet June here in Edinburgh, the rest of the summer hasn't really followed suit (although we did have that very wet start to this month just yesterday). That in combination with the fact that it was so dry for so long before the start of this summer, shows that there is probably still quite a big rainfall deficit to be made up, even after that really wet June. However, I don't see that happening this autumn to begin with at least. The Azores High has been a real pest in recent years, and has failed to build right across the whole country for any length of time during this summer, at the very time when we always want it to, more than at any other time of the year.

However, it wouldn't surprise me if the Azores High then finally decided to build across the country and deliver some decent weather once summer is over (not that we've actually had much of a summer just recently, anyway), and we have gone into the meteorological autumn. For those reasons, I see September as being a nice month with a lot of warm and sunny weather, making that an extension to our summer, which is far more like summer than what we have just had. I can then see this pattern going into October as well, although it might get a bit wetter towards the end of the month as the Atlantic starts to prepare itself for its almost annual winter onslaught.

That then takes us into a mild, wet and often stormy November which will then take us into that traditionally wet and stormy start to the winter. This means that it will be warmer than average and probably sunnier than average overall. I also think that it will be drier than average overall, even with that wetter end to the autumn, but I have a feeling that we might have to wait well into November, or possibly even into the winter itself (if we actually get any sort of winter, that is) for the first real frost of the season.


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.
briggsy6
06 August 2017 08:34:53

Can anyone tell me when the Arctic autumn/winter period usually begins - I assume it is quite soon? 


Location: Uxbridge
Nordic Snowman
10 August 2017 06:30:57

I heard yesterday that a harsh winter is in store. I heard it from the tv in the other room and so do not know the source. Birds have and are migrating earlier than normal - apparently. No white Christmas and a warm spell to come late September/early October but the winter in general is to be cold and what was described as 'harsh'.


Bjorli, Norway

Website 
Hungry Tiger
10 August 2017 10:19:30


I heard yesterday that a harsh winter is in store. I heard it from the tv in the other room and so do not know the source. Birds have and are migrating earlier than normal - apparently. No white Christmas and a warm spell to come late September/early October but the winter in general is to be cold and what was described as 'harsh'.


Originally Posted by: Nordic Snowman 


That would never surprise me - The signs of autumn are well and truly established here. The wildlife and vegetation look like the end of September.


 


Gavin S. FRmetS.
TWO Moderator.
Contact the TWO team - [email protected]
South Cambridgeshire. 93 metres or 302.25 feet ASL.


Andy J
11 August 2017 15:33:41

Taking into account the latest set of indices (ENSO, QBO, Solar cycle, August synoptic matches, North Atlantic SST profile and Arctic Sea Ice state), my prognosis for the early Autumn is as follows:


September:  A dominant W-SW flow for much of the month, with some occasional High Pressure ridges in the mid Atlantic giving us some coolish NW spells.  Overall a rather cool September with rainfall a little below average in most areas.


October:  Seems to be two possible scenarios for this month.  Either we see quite a dry October with High Pressure just to the south or over the UK,  or Low Pressure becomes dominant over Europe and near the UK giving us a wet month with northeasterly spells.   The proximity to the solar minimum this year could be the decider this time.  Out of the top 5 matches for this year, 1986 and 2007 were near/at solar minimum and they both led to a drier, HP based October.  The other matches, 1960, 1974 and 2004 were a few years away from solar minimum.  So on that basis, I would go for October this year being more likely to have below average rainfall, with High Pressure quite close to us at times.  Probably not as dry as October 2007 and 1986, but a lower chance of a wet month. Temperatures probably near normal for most, possibly a little above normal.


Gainsborough, Lincolnshire.
Charmhills
21 August 2017 09:38:50

http://www.gavsweathervids.com/terryscholey.html


Terry's autumn forecast is out.


Sounds quite seasonable.


Loughborough, EM.

Knowledge is power, ignorance is weakness.

Duane.
Gavin D
05 September 2017 20:51:45
Chance of some frosts next week

http://www.bbc.co.uk/weather/features/41169410 
White Meadows
10 September 2017 21:49:34
Seasons in reverse according to CFS...
A cool September contrasting with increased warmth and well above average by February:

http://www.cpc.ncep.noaa.gov/products/CFSv2/htmls/euT2me3Mon.html 
tallyho_83
13 September 2017 10:02:53

Seasons in reverse according to CFS...
A cool September contrasting with increased warmth and well above average by February:

Originally Posted by: White Meadows 

">http://www.cpc.ncep.noaa.gov/products/CFSv2/htmls/euT2me3Mon.html


 


Also met office has updated their seasonal - showing up on the Global long-range Seasonal probability maps:


http://www.metoffice.gov.uk/research/climate/seasonal-to-decadal/gpc-outlooks/glob-seas-prob


 


Shows the whole of the Northern Hemisphere well above average which is rare.- Which could just be the default.


I guess the only interesting thing to watch is the increase in cold waters over the equatorial pacific enso indicating a LA Nina and how the waters get progressively than average over eastern Pacific ( Off coast of Western Canada and Alaska etc). Other than that it's a horror show if you want cold.- Still early days yet.


Last year for Dec/Jan/Feb the probability was for average temperatures over western Europe, and cooler to the west of Ireland, NW Scotland and warmer than average over southern and eastern Europe when in reality most of central Europe as well as southern and eastern Europe - Italy, Greece, Cyprus and Turkey were locked in the freezer for almost a month in January 2017. - This was never picked up in the CFS v2 either.


If we go into La Nina territory which looks increasingly likely - I would be keen to know why it would be so much milder and wetter than average? - Time will tell.


 


 


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