Moderate snow expected at Heathrow tomorrow with a 30% risk of heavy snow in
the period 0600-1000Z

EGLL 231649Z 240018 01010KT 9999 SCT020 BKN040
TEMPO 0006 6000 -SHSN BKN014 PROB30 TEMPO 0006 3000 SHSN BKN007
TEMPO 0618 2000 SN BKN005 PROB30 TEMPO 0610 0800 +SN BKN002
PROB30 TEMPO 1015 3000 RASN BKN003 BECMG 1518 07012KT=

TAFs to the north similar, e.g Leeds, the risk of heavy snow applicable
throughout the period

EGNM 231610Z 240018 03018G28KT 7000 -SN SCT005 BKN010 TEMPO 0018
1400 SN BKN004 PROB30 TEMPO 0018 0600 +SN VV///=

Looking threatening over the North Sea
http://www.metoffice.gov.uk/satpics/latest_uk_ir.html

Jon.