It does of course depend if you mean off road on a mountain bike or on road and what kind of mountains and how much snow and ice. Do you mean danger of falling off on a slippery road or danger of being caught in a blizzard and getting lost in snow drifts?
As others have said you really need to expand your question a little
Why has the OE posts gone? Waste of my fudging time coming into a thread without an original post. A troll post might just have been a bit entertaining at least. Just delete the whole thread innit.
the question ... if anyone is wondering what the hell is going on was "if it dangerous to ride on mountains after its been snowing" - or along those lines
Posts
As others have said you really need to expand your question a little
viewtopic.php?f=40020&t=13073286&p=20014148#p20014148
+1
Ribble Gran Fondo, Campagnolo Centaur (winter bike)
Van Raam 'O' Pair
Land Rover (really nasty weather
viewtopic.php?f=40020&t=13073614