In article ,
willie eckerslike writes:
If you look closely at the warnings areas, you will see that the
great swathe covering S and SW England is for ice and not snow.

Well, there's a novelty. Ice in January, at night.
snip

But wet roads and pavements freezing can create very dangerous
conditions. A frost after a dry day isn't much of a problem, but a frost
following a wet one is.
--
John Hall

"Whenever people agree with me I always feel I must be wrong."
Oscar Wilde