Sunday, 16 July 2006
BRACKNELL (TAWFIELD)
0900 ENE F3 35km - 4/CI T212D148
RMK: [CAVOK & COTRA] - 4Ci~300+, a considerable portion of which is due
to aircraft activity and has formed within the past two hours. Earlier,
near-clear skies, but a very temporary phase of SCT low-base SC ~ 06Z.
[ OVERNIGHT DATA (18Z - 09Z):
screen min: 13.1 grass min: 11.9 precipitation: NIL [24hr total: 00.0
mm]
other data:
Half-month summary: (w.r.t. whole-month long-term averages)
Temperature anomaly +2.5degC
Precipitation anomaly 37% (following the dry month of June with anomaly
28%. ]=

1300 ENE F3-4 60km - 2/CI 7/CI T276D121
RMK: [CAVOK & COTRA] - 2Ci dense, possibly precipitating ice
crystals~260/280, 7Ci (mix fibrous & dense/s****atus & highly
sheared/uncinus)~300/320 or higher. Higher Ci layer with a major
contribution from ex-COTRA.=

1800 ENE F3 50km - 1/CI T279D090
RMK: [CAVOK] - 1Ci~300+, fibrous; Ci has dominated the sky for much of
the afternoon, often quite dense, tufted/sheared, with marked Ci flo
activity for a few hours, then rapid dispersal to above conditions from
about 1630Z. Sun has been very strong today, notwithstanding the Cirrus
presence.
[ DAYTIME DATA (09Z - 18Z):
screen max: 30.1 precipitation: NIL
other data: First 'flying-ant' event today - I think this is a bit
early? ]=

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