As shown above, a widespread outbreak of severe weather occurred on 23 December – 24 December 2015 (surface analysis maps), centered on the Mississippi Valley and Ohio Valley regions of the US. There were at least 14 fatalities in Mississippi, Tennessee, and Arkansas — and storm damage surveys (NWS Memphis PNS) showed that there... Read More

A deepening area of low pressure (21 UTC surface analysis) was moving northeastward across the Midwest region of the US on 09 April 2015; GOES-13 0.63 µm visible images combined with the Cloud-Top Cooling Rate and Overshooting Tops... Read More

Using the GOES-R Cloud Top Cooling Rate product (applied to GOES-13 data), the Storm Prediction Center issued a Mesoscale Discussion (above) highlighting the risk of strong thunderstorms producing hail and/or strong wind gusts over parts of the... Read More

An unusually intense (by early October standards) mid-latitude cyclone produced a variety of weather extremes across the parts of the north-central US during the 04 October to 05 October 2013 period. In the cold sector of... Read More