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Category: Severe convection

Atmospheric Bore structure over Wisconsin

GOES-16 Visible Imagery, in the mp4 animation above (click here for an animated gif), shows convection initially over central Wisconsin at sunrise moving eastward over Lake Michigan into lower Michigan. In its wake, cloud lines extending east-west move southward into southward Wisconsin. Parallel lines such as these are typically associated with atmospheric bores, previously... Read More

30-second imagery of severe thunderstorms across the Upper Midwest

Overlapping 1-minute GOES-16 (GOES-East) Mesoscale Domain Sectors provided 30-second “Red” Visible (0.64 µm) images (above), which included time-matched plots of SPC Storm Reports — showing clusters of thunderstorms that moved eastward across parts of Illinois, Indiana and Lower Michigan on 03 August 2022.The corresponding 30-second GOES-16 “Clean” Infrared Window (10.35 µm) images (below) indicated that the coldest... Read More

Severe thunderstorms across the Upper Midwest

1-minute Mesosca’le Domain Sector GOES-16 (GOES-East) “Red” Visible (0.64 µm) images (above) include plots of time-matched SPC Storm Reports — and showed a Mesoscale Convective System that moved east-southeastward across parts of South Dakota, Minnesota and Wisconsin on 23 July 2022.GOES-16 “Clean” Infrared Window (10.35 µm) images (below) indicated that the coldest overshooting tops exhibited infrared... Read More