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Archive: Dec 2012

Meso-vortex over Lake Superior

AWIPS images of 1-km resolution Suomi NPP VIIRS 0.7 µm Day/Night Band data (above) served as “visible images a night” to reveal the formation of a mesoscale vortex that was moving southward over the northern portion of Lake Superior (northwest of Caribou Island, station identifier CWCI) at 07:01 UTC (2:01... Read More