"Philip Eden" philipATweatherHYPHENukDOTcom wrote :

0950z Var F1 SKC -HZ 12km 00.5/-03.6 1041.6
RMK: There was some shallow fog for a time
late Wed eve, dunno whether it returned during the
night. Mod to heavy hoar and some rime (on bushes,
fences, etc, but not on trees). Hard surfaces still
largely dry.

1250z SE F2 18km 1Ci300 03.6/-00.3 1041.3
RMK: Small patches of v.thin Ci well above contrail
level, plus cotra. Plenty of hoar in shade still. Bar now
easing back after appearing from barograph to have
climbed continuously for 93 hours through 63mbar.

Philip Eden
Whipsnade 214m