On Sat, 5 Sep 2015 01:03:21 -0700 (PDT)
Desperate Dan wrote:
Thick fog was less than 200m when I was at school!
For the British general public, fog is less than 200 yards (180m)
visibility and thick fog less than 100. Otherwise. fog is defined
occurs when visibility is less than 1km and thick fog less than 200m.
--
Graham P Davis, Bracknell, Berks. [Retd meteorologist/programmer]
http://www.scarlet-jade.com/
I wear the cheese. It does not wear me.
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