What time of year is Lake Effect snow most likely?
Lake effect snow is common across the Great Lakes region during the late fall and winter. Lake Effect snow occurs when cold air, often originating from Canada, moves across the open waters of the Great Lakes.
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Lake-effect snow can form on small lakes just as it does in the Great Lakes. Salt Lake City, Fort Worth and Carson City, Nevada have all had bouts of snow from lakes. Inland lake-effect and ocean-effect doesn't just occur in the United States.
The difference between lake-effect snow and a blizzardIn contrast, lake-effect snow is created when cold air passes over a warmer body of water, picking up moisture and creating conditions conducive to snowfall.
Lake Effect Snow (LES) is very common across the Great Lakes region during the late fall and winter. LES occurs when cold air, often originating from Canada, moves across the open waters of the Great Lakes.
FOX Weather winter storm specialist Tom Niziol explains why Buffalo will see significant snowfall from this historic snowstorm. Once a lake freezes over, the source of warmth and moisture is lost, making it much more difficult for lake-effect snow to develop.