"Alex Stephens Jr" wrote in message
...
Loch Glascarnoch reporting -10ºC, Stornoway, a smidgeon over 70 miles
away,
reporting +3ºC.
And I imagine that difference will increase considerably over the next few
hours.

I guess that what surprised me (which I didn't mention) was that both
Bristol and Mawgan were very much in the clag:

EGGD 201950Z 10014KT 1500 R09/P1500 R27/P1500 -DZ BR BKN001 02/02 Q1021=
EGDG 201950Z 25010KT 2600 RADZ OVC001 12/12 Q1020=

It's not unusual to see large surface temperature differences where there's
a difference in cloud cover, but this seemed to me to be an unusually sharp
change within the surface manifestation of a front.

Julian.