Sunday, 04 February 2007
BRACKNELL (TAWFIELD)
0900 VRB F1 8000 HZ 7/CI T-015D-029
RMK: [COTRA] - 7Ci/almost exclusively from condensation trails I should
think, therefore heights at least 280, and probably well above 320.
Current grass min. thermo. reading -2.7°C. Hoar frost slight and rather
irregular - air on the dry side for a lot of hoar frost.
[ OVERNIGHT DATA (18Z - 09Z):
screen min: -02.3 grass min: -04.4 precipitation: NIL [24hr total: 00.0
mm] ]=
1200 ESE F2 2000 0800SE PRFG BR 8/ST T023D011
RMK: 8St~003/004; highly variable thickness, with a couple of patches
overhead thin enough to detect the blue sky above through the cloud.
FG/BR/ST all rolled in with past 45 mins.=

1400 SE F2 4000 HZ 1/ST 7/CI T041D030
RMK: [COTRA] - 1St~006/007 (arranged around horizon from NE-E-SE);
7Ci/COTRA~300-350 (as before, the bulk of the Ci looks as if it
originates from a/c activity). A chilly, but fine afternoon now.=

--
Bracknell (Wooden Hill/Tawfield), Berkshire, UK
NGR: SU 854 667 Elev: 80m
Lat: 51° 23' 30'' N: Long: 00° 46' 28'' W