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uk.sci.weather (UK Weather) (uk.sci.weather) For the discussion of daily weather events, chiefly affecting the UK and adjacent parts of Europe, both past and predicted. The discussion is open to all, but contributions on a practical scientific level are encouraged. |
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#1
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Something we haven't seen forecast for quite a while!
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#2
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In message ,
Dawlish writes Something we haven't seen forecast for quite a while! Yes, going by the GFS and ECMWF 12Z operational runs, it doesn't look as if zonality will have returned by then. In their detail, they are somewhat different, though, GFS having the High centred over southern England and ECMWF keeping it just to our west and showing signs of ridging towards southern Scandinavia. The GFS ensemble strongly suggests that there could be very little in the way of rainfull in at least southern areas over the next two weeks: http://www.wetterzentrale.de/pics/MS_-251_ens.png -- I'm not paid to implement the recognition of irony. (Taken, with the author's permission, from a LiveJournal post) |
#3
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On Tue, 27 Jan 2015 11:22:16 -0800 (PST), Dawlish
wrote: Something we haven't seen forecast for quite a while! Yes, I noticed that last night on the GFS, it would keep the low level air very cold thus extending the forthcoming cold spell. ECMWF didn't fully agree then but now, it does... with signs of it ridging into... (shhhh!) Scandinavia! GFS doesn't go that far, but we all know how fickle the GFS is at 10 days... -- Dave Fareham |
#4
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On Tuesday, January 27, 2015 at 8:31:03 PM UTC, Dave Ludlow wrote:
On Tue, 27 Jan 2015 11:22:16 -0800 (PST), Dawlish wrote: Something we haven't seen forecast for quite a while! Yes, I noticed that last night on the GFS, it would keep the low level air very cold thus extending the forthcoming cold spell. ECMWF didn't fully agree then but now, it does... with signs of it ridging into... (shhhh!) Scandinavia! GFS doesn't go that far, but we all know how fickle the GFS is at 10 days... -- Dave Fareham Not just the gfs! That's why, without full agreement and any consistency, they are simply operational runs, with no great meaning.......yet. It generates a little interest though. |
#5
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On Tuesday, January 27, 2015 at 8:44:55 PM UTC, Dawlish wrote:
On Tuesday, January 27, 2015 at 8:31:03 PM UTC, Dave Ludlow wrote: On Tue, 27 Jan 2015 11:22:16 -0800 (PST), Dawlish wrote: Something we haven't seen forecast for quite a while! Yes, I noticed that last night on the GFS, it would keep the low level air very cold thus extending the forthcoming cold spell. ECMWF didn't fully agree then but now, it does... with signs of it ridging into... (shhhh!) Scandinavia! GFS doesn't go that far, but we all know how fickle the GFS is at 10 days... -- Dave Fareham Not just the gfs! That's why, without full agreement and any consistency, they are simply operational runs, with no great meaning.......yet. It generates a little interest though. Shades of February 1986, which was very cold but also very dry with less than 15mm all month... |
#6
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In message ,
Scott W writes Shades of February 1986, which was very cold but also very dry with less than 15mm all month... I suspect that most very cold months are dry. Looking at the other months in the 20th and 21st centuries that finished with a sub-zero CET, their rainfalls as given by the EWR series we 1956 Feb 24.7 1963 Jan 28.1 Feb 32.1 2010 Dec 37.6 And even 1947 Feb 50.2 wasn't wet. But: 1940 Jan 70.5 1979 Jan 81.2 Though I suppose even those had only around average rainfall for January. None of the other sub-zero months quite matched February 1986 for dryness, though. -- I'm not paid to implement the recognition of irony. (Taken, with the author's permission, from a LiveJournal post) |
#7
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![]() 1979 Jan 81.2 Jan 1979 was the snowiest month I've ever witnessed John and my data goes back to 1960 ![]() Awesome winter month don't suppose I will see anything like that again. Graham (Weston Coyney) |
#8
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On Tuesday, 27 January 2015 22:04:42 UTC, John Hall wrote:
In message , Scott W writes Shades of February 1986, which was very cold but also very dry with less than 15mm all month... I suspect that most very cold months are dry. Looking at the other months in the 20th and 21st centuries that finished with a sub-zero CET, their rainfalls as given by the EWR series we 1956 Feb 24.7 1963 Jan 28.1 Feb 32.1 2010 Dec 37.6 And even 1947 Feb 50.2 wasn't wet. But: 1940 Jan 70.5 1979 Jan 81.2 Though I suppose even those had only around average rainfall for January. None of the other sub-zero months quite matched February 1986 for dryness, though. -- I'm not paid to implement the recognition of irony. (Taken, with the author's permission, from a LiveJournal post) And not forgetting February 1991. Mean: 1.6C Precip: 39mm in my area (average). Not sure on CET amount though I imagine south-east was wetter because of the synoptics when the snow fell. Only time I can remember walking into town in knee deep level snow which was drifted up to my waist in places... -- ------------------------------ This email was sent by a company owned by Pearson plc, registered office at 80 Strand, London WC2R 0RL. Registered in England and Wales with company number 53723. |
#9
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![]() "Scott W" wrote in message ... snip Only time I can remember walking into town in knee deep level snow which was drifted up to my waist in places... ================= How old were you - six? :-) Will -- http://www.lyneside.demon.co.uk/Hayt...antage_Pro.htm Will Hand (Haytor, Devon, 1017 feet asl) --------------------------------------------- |
#10
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In message ,
Scott W writes And not forgetting February 1991. Mean: 1.6C Precip: 39mm in my area (average). Not sure on CET amount though I imagine south-east was wetter because of the synoptics when the snow fell. Only time I can remember walking into town in knee deep level snow which was drifted up to my waist in places... The England & Wales Rainfall series gives 63.7mm. I suupose that's the result of the cold spell, though intense, not being that long-lasting. -- I'm not paid to implement the recognition of irony. (Taken, with the author's permission, from a LiveJournal post) |
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