Here is a summary of the latest NWP output for noon (GMT) on Tuesday. Issued
0430z, 21/05/10.

The middle of the week will see cool northerlies or NW'lies over the UK,
with a small risk of grass frost inland.

ECMWF: http://www.wzkarten.de/pics/Recm1201.gif
Northerlies and NE'lies cover the UK, with a low over France and a high over
Greenland. On day 6 there's little change, but by day 7 cold NW'lies cover
the UK with a low to the NE.

MetO: http://www.wzkarten.de/pics/Rukm1201.gif
The Met Office run shows a trough over Scotland and NE'lies elsewhere. The
trough moves over the North Sea on day 6, leading to northerlies for all.

GFS: http://www.wzkarten.de/pics/Rtavn1201.png
The UK lies under moderate NNW'lies, with a ridge to the west. Lighter
NW'lies cover the UK on day 6 as the high to the west declines. On day 7
light northerlies cover the UK, with a high to the NW and a low over
Germany.

GEM: http://www.wzkarten.de/pics/Rgem1201.gif
A mixture of northerlies and NE'lies covers the UK, with a low to the south
and a ridge over Scotland.

JMA: http://www.wzkarten.de/pics/Rjma1201.gif
JMA brings a col and light winds for all.