Chalfont St Giles - Thursday 18th January 2007
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0630z SW F5-6 5000 -RADZ 8StSc 11.4/10.0 988
RMK: A windy morning but nothing out of the ordinary yet.
Pressure fall 6.6 mb in past 3 hours.

0900z SW F5-6 2500 -RADZ 6St005 8St007 12.3/10.9 986
RMK: Max gust so far (at 6m) only 33 kn at 0740z. Wind has
decreased a little during the past hour. Ppn continuous
since
last ob. Pressure levelling out. Down 2.1 mb in past 3
hours.
24-HR STATISTICS: Max (0900-0900z): 12.3 at 0900z today
Min (0900-0900z): 6.4 at 1815z
Grass min (1500-0900z): 5.9
Rain (0900-0900z): 9.1 mm

1200z WSW F6-7 10km -SHRA 4Cu010 7Sc015 13.0/09.6 987
RMK: Wind dropped to F5 by 100z then veered a little to WSW and has
been steadily increasing since then. There's been a couple
of gusts
to 36 kn (at 6m) in the past 10 minutes. That's the
strongest so far
but it looks as if we'll soon have stronger.

1700z WSW F5 50+km 1Cu020 6Ci250 10.6/04.5 995
RMK: Scraps of Cu fra. Wind reached a peak between 1300 and 1400z.
Max gust at 6m was 48 kn between 1315 and 1320z. That gust
brought a tree down in a neighbour's garden. Neighbours both
sides have lost fence panels but we seem to have got away
unscathed. Power was out from 1400z till 1550z


Norman.
(delete "thisbit" twice to e-mail)
--
Norman Lynagh Weather Consultancy
Chalfont St Giles 85m a.s.l.
England