Wednesday, 05-11-2022, brought storm damage and copious amounts of lightning over Minnesota and parts of South Dakota, Iowa, and Wisconsin. The GOES-16 Geostationary Lightning Mapper (GLM) detected the flash extent density over these areas. A NEXRAD radar composite shows a large bow echo signature around 05-12-2022 01:25Z that spanned the... Read More

1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Red” Visible (0.64 µm) images (above) include time-matched SPC Storm Reports — and showed some of the widespread severe weather that occurred across the Upper Midwest during the afternoon and early evening hours on 11 May 2022. Numerous pulsing overshooting tops were apparent in the vicinity of most storm reportsThe corresponding 1-minute GOES-16 “Clean”... Read More

GOES-18 data in this post are preliminary and non-operational and beautiful. Because GOES-18 and GOES-16 nadir positions are separated by almost 15o of longitude (89.5o and 75.2o, respectively), they can be used (when remapped to the same projection, in this case using a beta version of geo2grid that supports GOES-18... Read More

1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Red” Visible (0.64 µm) images (above) showed abroad arc of fog/stratus that persisted for much of the day across parts of eastern Virginia, Chesapeake Bay and the Delmarva Peninsula on 03 May 2022. Since this fog/stratus deck — which was on the cold side... Read More