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Old January 26th 04, 09:23 PM posted to uk.sci.weather
Paul B Paul B is offline
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First recorded activity by Weather-Banter: Oct 2003
Posts: 104
Default 12Z Model Summary - Monday 26th January 2004

Charts analysed are for T+96 hours - 12Z Friday 30th January 2004
unless stated.

UKMetO:
SLP: http://www.wetterzentrale.com/pics/Rukm961.html
Low pressure (990mb) lies over Shetland, with another low (960mb) over
to the west of the UK in the Atlantic. High pressure (1030mb) lies
over Northern Greenland, with another high (1020mb) lying over the
Med. Winds across the country are moderate northwesterlies in the
north, lighter westerlies elsewhere. Most areas will be rather cold
with sunshine and wintry showers, generally dying out later.
Temperatures will be close to or just below normal. Beyond this
conditions turn milder from the west as Atlantic systems begin to move
in bringing very unsettled weather by next week.

GFS:
SLP: http://www.wetterzentrale.com/pics/Rtavn961.html
850hPa Temperatures: http://www.wetterzentrale.com/pics/Rtavn962.html
2m Temperatures: http://www.wetterzentrale.com/pics/Rtavn965.html
Low pressure (985mb) lies just to the east of Denmark, with a
secondary low (990mb) over Shetland. High pressure (1030mb) lies over
Greenland, with another high (1025mb) in the Central Med. Winds across
the country are mostly light to moderate northwesterlies, lightest in
the south. Most parts will see a mixture of sunshine and wintry
showers, with most of the showers dying out later. 850hpa temperatures
range from -7C in the north and east to -3C in the southwest. Forecast
2m temperatures range from -1C in the north to +6C in the southwest.
Beyond this conditions turn milder from the southwest as low pressure
moves in closer from the Atlantic bringing unsettled conditions with
it.

DWD:
SLP: http://www.wetter.com/home/img/sat/g...261200_096.gif
Low pressure (995mb) lies close to Shetland and over Scandinavia, with
another low (970mb) over to the west of the UK in the Atlantic. High
pressure (1025mb) lies over Greenland, with another high (1020mb)
lying over mainland Europe. Winds across the country are light to
moderate westerlies. Most areas will be mainly dry and bright under
the ridge of high pressure. Temperatures will be close to or just
below normal. Beyond this conditions turn milder and more unsettled
from the west once again.

NOGAPS:
SLP: http://www.wetterzentrale.com/pics/Rngp961.html
850hPa Temperatu http://www.wetterzentrale.com/pics/Rngp962.html
Low pressure (995mb) lies to the east of the UK, whilst another low
(965mb) lies to the west of the country in the Atlantic. High pressure
(1025mb) lies over Greenland, with another high (1025mb) over Northern
Africa. Winds across the country are mostly light
west/northwesterlies. Many parts will see sunshine and a few wintry
showers, with most of the showers dying out. 850hpa temperatures range
from -7C in the northeast to -2C in the far southwest. Temperatures
will be close to or just below normal. Beyond this conditions slowly
turn less cold from the southwest.

JMA:
SLP: http://www.wetterzentrale.com/pics/Rjma961.html
850hPa Temperatures: http://www.wetterzentrale.com/pics/Rjma962.html
Low pressure (990mb) lies close to Northeast Scotland, with another
low (960mb) out in the Atlantic. High pressure (1030mb) lies over
Northern Greenland, with another high (1020mb) over the Med. Winds
across the country are light to moderate northwesterlies, becoming
light and variable in the southwest. Most areas will see sunshine and
wintry showers, with the showers mostly dying out. 850hpa temperatures
range from -8C in the northeast to -2C in the far southwest.
Temperatures will be close to or just below normal in all parts.
Beyond this conditions turn milder from the southwest and more
unsettled again.

Canadian – T+72 hours for THURSDAY:
All charts: http://weatheroffice.ec.gc.ca/data/m...ast/478_50.gif
Low pressure (985mb) lies to the east of the UK close to Norway. High
pressure (1035mb) lies over Greenland and ridges south into the
Atlantic. Winds across the country are mainly moderate to fresh
north/northwesterlies. Many areas will see a mix of sunshine and sleet
or snow showers, especially in the north and east. Temperatures will
be below normal.

Summary:
Tonight models continue to show a return to milder conditions over the
weekend with most areas then rather mild, unsettled and windy next
week.