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Old January 8th 09, 04:22 AM posted to uk.sci.weather
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Default Today's model interpretation (8/01/09)

Here is a summary of the NWP output for noon on Monday.
Issued 0521, 8th January 2009

Next week will see a zonal flow aloft over the Atlantic. The UK looks like
seeing southerlies and SW'lies, with lows losing their energy as they
approach from the west. All areas will see rain at times, heaviest in the
north and west. Temperatures will generally be at or above average, the
latter especially by night.

Analysis and evolution to T+120 via GFS
High pressure covers all areas except Scotland, which lies under SW'lies.
There's little change tomorrow, but by Saturday a strengthenening southerly
affects all areas except the SE half of England. By Sunday southerlies cover
the whole of the UK, as our high moves away to the east.

T+120 synopsis
http://91.121.93.17/pics/Rtavn12014.png /
http://91.121.93.17/pics/Rtavn1201.png
http://91.121.93.17/pics/Rukm1201.gif
http://91.121.93.17/pics/Recm1201.gif /
http://www.meteociel.fr/modeles/nogapse_cartes.php
The jetstream chart shows a strong and zonal jet over the western Atlantic,
with a split jet over the UK. At the 500hPa level there are SW'lies, while
MetO has westerlies aloft. ECm has an upper SW'ly flow, as does GEM.
At the surface, GFS has SW'lies for all with a low to the NW. MetO shows a
trough crossing the UK, with SW'lies in advance and WNW'lies following
behind. ECM has strong SSW'lies due to a low to the NW and GEM is much the
same.

Evolution to T+168
ECM shows SW'lies on day 6 as a low moves away to the NE. Southerlies ahead
of a low to the west cover the UK on day 7.
SW'lies cover the UK on day 6 with GFS, with a low to the WNW. The low fills
as it moves eastwards on day 7, leading to lighter southerlies.

Looking further afield
ECM brings SE'lies on day 8 as the low to the west fills. SE'lies persist on
days 9 and 10, although by then a trough crosses the UK from the west.
Day 8 with GFS shows southerlies as low pressure continues to fill to the
west. A trough to the west leads to SW'lies on day 9, followed by light
winds and a col for most on day 10.

Ensemble analysis
(http://91.121.94.83/modeles/gens/gra...ille=Lon dres)
The ensembles continue to show a zonal "sine wave" pattern, with
temperatures around or slightly above average.


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Old January 8th 09, 02:27 PM posted to uk.sci.weather
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Default Today's model interpretation (8/01/09)

At Last!
DaveR
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Old January 8th 09, 05:19 PM posted to uk.sci.weather
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Default Today's model interpretation (8/01/09)

In message , Dave R.
writes
At Last!
DaveR



Fingers crossed here comes the Atlantic!!


http://tinyurl.com/75zrnw
--


Jim
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Old January 8th 09, 07:26 PM posted to uk.sci.weather
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Default Today's model interpretation (8/01/09)

On Thu, 8 Jan 2009 18:19:09 +0000, Jim Kewley
wrote:


Fingers crossed here comes the Atlantic!!


But apparently without much energy. However, a gradual not much rain
scenario will suit me as I have several out of door tasks. I will
appreciate a mild waft of wind.
R
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Old January 8th 09, 07:33 PM posted to uk.sci.weather
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Default Today's model interpretation (8/01/09)

On 8 Jan, 20:26, Robin Nicholson
wrote:
On Thu, 8 Jan 2009 18:19:09 +0000, Jim Kewley

wrote:
Fingers crossed here comes the Atlantic!!


But apparently without much energy. However, a gradual not much rain
scenario will suit me as I have several out of door tasks. I will
appreciate a mild waft of wind.
R


Looks pretty energetic to me www.wzkarten.de/pics/brack2.gif

Well, at lest for those away from the SE.

12' swell forecast for west Cornwall - anybody would think it was
August!

Graham
Penzance


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