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Winter weather terms, what is thundersnow?

1:25 PM, Oct 24, 2013   |    comments
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Flurries

Light snow showers that do not accumulate on the ground.  

Blizzard

Widespread and persisant very heavy snow, or consideralbe blowing snow, accompanied by sustained winds or frequent gusts of 35 mph or greater. A blizzard means that visibilities will be less than a quarter mile for several hours.  

White-Out

This is a weather term referring to a period zero visibility, usually resulting from extremely heavy snow and/or wind driven snow.   

Freezing Rain

Rain that freezes once it hits the ground or an object, creating a coating of ice on untreated roads, walkways, trees, and power lines.   

Sleet

Rain that freezes and turns to ice pellets before reaching the ground. 

Thundersnow

Snow that is extremely heavy and accompanied by thunder and lightning. Thundersnow comes down fast and furious, resulting in reduced visibilities or white-out conditions, as well as several inches of accumulation in a short time period. Travel is typically impossible during a thundersnow, even for trucks and plows.  

Lake Effect Snow

This type of snow develops due to the temperature gradient, or difference, between the cold dry air sitting above relatively warm water. More about Lake Effect Snow 

NOAA.gov

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