lake-effect snow

Main Entry:  lake-effect snow
Part of Speech:  n
Definition:  a phenomenon created when cold dry air passes over a large warmer lake, such as one of the Great Lakes, and picks up moisture and heat
Dictionary.com's 21st Century Lexicon
Main Entry:  lake-effect snow
Part of Speech:  n
Definition:  a localized snow falling in convective bands along the lee of lakes when relatively cold air flows over the warm water
Example:  In the US, lake-effect snow often occurs on the southern and eastern shores of the Great Lakes during Arctic cold-air outbreaks.
Usage:  The same effect over bodies of salt water is called ocean effect snow, sea effect snow, or even bay effect snow.
Dictionary.com's 21st Century Lexicon
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