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Lake-Effect Snow

Lake-Effect Snow:

Parts of upstate New York, Pennsylvania, Ohio, and Michigan, situated along the Great Lakes of North America, witnessed “lake-effect snow.”

  • A heavy snowstorm caused by this phenomenon near Lake Erie in New York has transformed homes into ice-covered igloos.
  • Lake-effect snow is a localized weather phenomenon characterized by heavy snowfall that occurs near large bodies of water, such as the Great Lakes in North America.
  • It typically happens during colder months when cold air passes over relatively warmer lake surfaces, resulting in intense and narrow bands of snowfall.
  • Cold Air Movement: Cold air often from Canada, flows over the unfrozen, warmer waters of the Great Lakes in North America.
  • The lakes transfer heat and moisture to the cold air at the surface.
  • The warm, moist air rises, cools rapidly in the colder atmosphere above, and condenses to form clouds.
  • These clouds develop into narrow bands that produce intense snowfall, often at rates of 2–3 inches or more per hour.