Overlapping portions of 1-minute Mesoscale Domain Sectors provided GOES-19 imagery at 30-second intervals — and Infrared images with overlays of SPC Storm Reports (above) showed thunderstorms that produced tornadoes, large hail and damaging winds across parts of southern and central Mississippi and Alabama from the late afternoon to early evening hours... Read More

During a period when American Samoa had been under a Flash Flood Watch, the Weather Service Office at Pago Pago requested that a GOES-18 (GOES-West) Mesoscale Domain Sector be positioned over the region (due to their lack of radar, satellite imagery can be a critical tool for monitoring the development of deep convection).... Read More

1-minute Mesoscale Domain Sector GOES-19 GeoColor RGB images (above) showed areas of blowing dust — lofted by strong SW winds blowing across recently-plowed agricultural fields — that were transported from central Illinois to northern Indiana on 04 May 2026.1-minute GOES-19 True Color RGB  and Ash RGB images created using Geo2Griud (below)... Read More

5-minute CONUS Sector GOES-19 (GOES-East) Visible and Infrared images (above) showed a couplet of thunderstorm cells that moved toward the South Texas coast during the afternoon hours on 01 May 2026 — which produced hail, an EF1-rated tornado and damaging wind gusts as high as 119 mph (SPC Storm Reports | NWS Corpus Christi damage survey).GOES-19 Infrared images (below) showed... Read More