Monday, 21 March 2005
BRACKNELL (TF)
0730 E F3 6000 BR 1/AC 7/CI COTRA T074D066
RMK: There are in fact two layers of Cirrus - the 7 oktas being the
highest level, with a high condensation trail element; something just
below it (cirriform), and then a 'trace' of high-level Ac, somewhere
around 16000ft.=
0900 E F3-4 9000 HZ 1/AC 8/CS COTRA T097D078
RMK: The CS (Cirrostratus) is very thin, and the higher level Cirrus
and COTRA can be seen diffusely through it. The Ac is still 'trace' in
amount - high.
[ OVERNIGHT DATA (18Z - 09Z):
screen min: 06.3 grass min: 04.1 precipitation: NIL ]=
1600 ESE F3 18km - 8/AS T152D087
RMK: Until about 1530Z, sun still seen faintly through AS, but now
thick and base lowering ~ 10000ft.=

1800 SE F3 15km - 3/SC 8/ASAC T142D088
RMK: Sc has high base - circa 7000ft.
[ DAYTIME DATA (09Z - 18Z):
screen max: 15.6 precipitation: NIL
other data: Hard surfaces dry/soil surfaces drying well: all waiting for
the 'worthwhile' rain! ]=

--
Martin Rowley: data via -
http://homepage.ntlworld.com/booty.weather/metindex.htm
Bracknell (Wooden Hill/Tawfield), Berkshire
NGR: SU 854 667 Elev: 80m
Lat: 51DEG23MIN30SEC(N): Long: 00DEG46MIN28SEC(W)