The recent snow storms have been pretty bad. A few swimmers have been able to make it out to the pool to swim in the snow. Even the 2010 Olympic Aquatics Center saw some snow last month. Click here for more info about the London 2012 Olympic Aquatic Center.
Water Warrior 
The snow never stopped me swimming but then again I’m in London. I swim all year round, indoor swimming pools are rarely effected by weather conditions to my knowledge…