Medium level thunderstorm (Ac cas) began 0803Z
intensifying to moderate thunderstorm 0815-0830Z
with only slight rain. Lightning all of the ICCC variety
bar one, a CG (single stroke) half mile to the south at
0818Z. Storm now slight, but rain increasing to mod.

SYNOP 27/0850Z
03/// 41856 71605 10117 20101 40155 53005 79596
8708/ 333 84357 87362=

METAR
EG// 270850Z 16005KT 6000 TSRA SCT070 BKN120
12/10 Q//// WHT=

Details:
wind... SSE, force 2.
visibility... 6km.
weather... slight thunderstorm with moderate rain.
clouds... 4/8 AC cas base 8000ft, 7/8 AC at 12000ft.
dry bulb... +11.7C.
dewpoint... +10.1C.
RH... 90%.
sea level pressure... 1015.5mb (falling, then sharp
upward kick).
rainfall last hour... 0.8mm.
rainfall (26/0900-27/0900Z)... 0.8mm.

beaufort letters (0750-0850Z)... c,cro,ctloro,ctlro,
ctlor.

Nigel (Romsey, Hampshire)