Nigel Paice wrote:
For anyone who is interested, a brief shower
of huge raindrops took place just now from
some high based Cu congestus cloud, enough
to produce that musty smell. Ac castellanus
is also present. Time of shower 1512 to 1513Z.

Cheers,

Nigel (Romsey, Hampshire)
I wonder how close it came to deep convection in southern england
today? Some towering Cu visible to north of London this
afternoon.Hadn't realised a sounding was available from Larkhill at
midday-
http://weather.uwyo.edu/upperair/ima...3743.skewt.gif
presumably this air mass may have fuelled the severe looking storm in
Lincolnshire later in the afternoon,
regards,
David