Here is a summary of the latest NWP output for noon (GMT) on Friday. Issued
0502z, 6th July 2009.

The weekend looks like seeing a strong southerly jet and low pressure close
to the UK. Showers are likely almost anywhere, there'll be a westerly or
NW'ly breeze for most and temperatures will be at or below average.

ECMWF: http://www.wzkarten.de/pics/Recm1201.gif
The European model brings a NW'ly or WNW'ly flow across the UK, with complex
low pressure to the NE and ridges to the NW and SW. Day 6 sees a weak low
cross the Irish Sea, resulting in easterlies for Scotland and Northern
Ireland, with SW'lies and SSW'lies for England and Wales. The low deepens
and moves eastwards on day 7, driven by a strong southerly jet. A weak
trough covers the UK, with WNW'lies and NW'lies.

MetO: http://www.wzkarten.de/pics/Rukm1201.gif
The UK lies under westerlies, brought about by a ridge to the SW and a low
to the NE. A trough covers Scotland on day 6, with easterlies for Scotland
and Northern Ireland. Elsewhere, winds are moderate SW'lies.

GFS: http://www.wzkarten.de/pics/Rtavn1201.png
Light winds cover the UK due to a col. On day 6 a weak trough brings NW'lies
and WNW'lies, followed by light winds on day 7 from a another col.

GEM: http://www.wzkarten.de/pics/Rgem1201.gif
The Canadian run brings a trough across the Scottish borders, with
northerlies to the north and SW'lies elsewhere.

JMA: http://www.wzkarten.de/pics/Rjma1201.gif
The Japanese run shows a ridge over Ireland and NW'lies for the UK.