| Term: | lake effect snow |
| Definition: |
Localized, convective snow bands that occur in the lee of lakes when relatively cold airflows over warm water. In the US this phenomenon is most noted along the south and east shores of the Great Lakes during arctic cold-air outbreaks. Snowstorm occurring near or downwind from the shore of a lake resulting from the warming (destabilization) and moistening of relatively cold air during passage over a warm body of water. |