In article ,
Freddie writes:
: UK max. temps on Friday http://tinyurl.com/copvftx
: Aviemore -3.1°C, Loch Glascarnoch -0.2°C, Glen Ogle 0.0°C, Kinloss
0.5°C,
: Lossiemouth, Drumalbin and Spadeadam 0.6°C.

: I've never seen Aviemore be coldest by that sort of margin before (or
: not that I can remember, anyway). Indeed I've only rarely seen
: /anywhere/ be coldest by that much. Do we think that the value is
: "pukka"?

It seems to be OK
http://www.metoffice.gov.uk/weather/...er_graphs.html

All it takes is a single bank of persistent fog...

The data at the link given above seems to show that there was no fog,
but it does show very light winds. The data for Aviemore in my newspaper
this morning shows a maximum of -1°C (to the nearest whole degree), but
I wouldn't stake my life on its being correct.
--
John Hall
"The power of accurate observation is commonly called cynicism
by those who have not got it."
George Bernard Shaw