Monthly Archives: June 2019

JOM: Cool Season Small Hail over the West Coast of the United States: Environments, Hazards, and Decision Support

National Weather Service (NWS) forecasters across the west coast of the United States often deal with cool season hail showers that produce hazardous driving conditions. These small hail events, with diameters averaging 5.8 mm, occur with cold upper troughs that support weak instability favorable for low-topped convection and reflectivity values averaging 48 dBZ. The public…
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