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Category: Severe convection

Severe thunderstorms across the Deep South

1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Clean” Infrared Window (10.3 µm) images with time-matched (+/- 3 minutes) plots of SPC Storm Reports (above) showed thunderstorms that produced several tornadoes, hail as large as 5.00 inches in diameter, and damaging winds to 82 mph across parts of Mississippi, Alabama, Georgia and Florida on 14 June 2023. Pulses of overshooting tops exhibited infrared brightness temperatures... Read More

Severe thunderstorms in the Southern Plains (with examples of overshooting tops with “warm trench” signatures)

1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Clean” Infrared Window (10.3 µm) images with time-matched (+/- 3 minutes) plots of SPC Storm Reports (above) showed thunderstorms that produced hail as large as 4.50 inches in diameter, damaging winds to 71 mph and a tornado across parts of New Mexico, Texas and Oklahoma from the late afternoon into the subsequent... Read More

2 people struck by lightning on a Colorado Springs golf course; LightningCast lead time

2 people were hospitalized after being struck by lightning on a Colorado Springs golf course (media report) around 2140 UTC on 26 May 2023. 5-minute GOES-16 (GOES-East) “Clean” Infrared Window (10.3 µm) images (above) showed thunderstorms that were increasing in coverage/intensity as they moved northeastward toward the Colorado Springs area (eventually producing 1.00-inch-diameter hail) — and Lightning Cast... Read More