Monthly Archives: January 2019

Arctic Blast in the Upper Midwest

A cold arctic air mass moved into the Upper Midwest the past two days (29-30 September 2019), providing extreme cold temperatures for several states, including North Dakota, Minnesota, Wisconsin, South Dakota, Iowa, and Illinois. Along with high winds, the calculated, … Continue reading

Posted in GOES R, POES, Satellites, Winter Weather | Leave a comment

WS Harper Impacts on Northeast US

As Winter Storm Harper passed through the northeast United States, the storm brought heavy precipitation in the forms of snow, rain, and freezing rain that produced significant ice accumulation on the ground. Storm total snowfall, rainfall and ice accumulations were … Continue reading

Posted in GOES, Icing, POES, Winter Weather | Leave a comment

Winter Storm Harper

A large low pressure system, slammed into the western United States (US), bringing heavy rain and snow, high winds, along with producing blizzards (for the Sierra Nevadas) and localized flooding for low-lying areas. The areal extent of the system is … Continue reading

Posted in GOES R, Heavy Rain and Flooding Issues, Hydrology, POES, Satellites | Leave a comment

Fog and Low Clouds over Snow Cover in the Midwest: A case from 10 December 2018

Areas of snow cover can often lead to areas of persistent fog and low cloudiness under the right conditions.  And determining the areas of fog and low clouds from snow cover can be tricky during the daytime hours.  Here we … Continue reading

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Advected Layer Precipitable Water (ALPW) comparison for events in December 2018 – January 2019

Posted in Heavy Rain and Flooding Issues, Hydrology, POES, Satellites | Leave a comment