Search results
Results from the WOW.Com Content Network
A snow flurry from Buffalo City Hall. A snow flurry is a light snowfall that results in little or no snow accumulation. The US National Weather Service defines snow flurries as intermittent light snow that produces no measurable precipitation (trace amounts). [1] In contrast, bursts of snowfall that do result in measurable snow accumulation are ...
Snow accumulation on ground and in tree branches in Germany Snow blowing across a highway in Canada Spring snow on a mountain in France. Classifications of snow describe and categorize the attributes of snow-generating weather events, including the individual crystals both in the air and on the ground, and the deposited snow pack as it changes over time.
Ice pellets form when a layer of above-freezing air is located between 1,500 and 3,000 meters (5,000 and 10,000 ft) above the ground, with sub-freezing air both above and below it. This causes the partial or complete melting of any snowflakes falling through the warm layer (the French term for sleet, neige fondue , literally means "melted snow ...
Multiple lighter flurries, snow showers and a heavy snow squall can occur at any one given location, with the greatest danger being where snow did not fall and accumulate on area roads from the ...
First, soft, snow-like particles form in subfreezing air at the top of a thunderstorm. (Yes, even in the middle of summer, the tops of thunderstorms are below freezing.)
Snow, sleet, freezing rain, graupel and hail are all types of precipitation. So what is the difference between them? Difference between snow, sleet, freezing rain, graupel and hail [Video]
The National Snow and Ice Data Center (NSIDC) uses the reflectance of visible and infrared radiation to calculate a normalized difference snow index, which is a ratio of radiation parameters that can distinguish between clouds and snow. Other researchers have developed decision trees, employing the available data to make more accurate assessments.
Lake-effect snow is produced as cold winds blow clouds over warm waters. Some key elements are required to form lake-effect precipitation and which determine its characteristics: instability, fetch, wind shear, upstream moisture, upwind lakes, synoptic (large)-scale forcing, orography/topography, and snow or ice cover.