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Category: Lightning

Supercell thunderstorm produces giant hail and 100 mph winds in South Dakota

1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Red” Visible (0.64 µm) images (above) showed a supercell thunderstorm that produced a tornado, hail as large as 5.00 inches in diameter and wind gusts to 100 mph (SPC Storm Reports | NWS Aberdeen summary) in central South Dakota during the late afternoon and early evening hours on 18 July 2023. Several pulses of overshooting tops... Read More

Severe thundstorms across Indiana

1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Red” Visible (0.64 µm) and “Clean” Infrared Window (10.3 µm) images (above) include time-matched plots of Local Storm Reports — which showed thunderstorms that produced several tornadoes, hail to 4.00 inches in diameter and wind gusts to 70 mph (SPC Storm Reports) along with some heavy rainfall and flooding across much of Indiana (and parts of adjacent... Read More