"Jon O Rourke" wrote in message
news:ab1e521fe2c1ec2fd3b173e050f77353.62236@mygate .mailgate.org...
Temperatures taking a hammering in showers, Heathrow falling 4.4°C in
the 10min period to 1630Z as a line of heavy showers moved through.
Bournemouth also recorded a similar change this morning.

Jon.

The steep lapse rates are sampled well by the 11Z Watnall ascent -

http://weather.uwyo.edu/cgi-bin/soun... am%2FWatnall

Joe