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Category: Lightning

Deep Convection and Strong Lightning Near American Samoa

The early morning hours of 21 February 2026 brought some intense tropical convection to the vicinity of the Samoan Islands. Radar coverage is lacking in this part of the world so satellites remain the best way to monitor storms in this region for potential safety hazards. A good first stop... Read More

Mesolows in Lake Superior

5-minute CONUS Sector GOES-19 (GOES-East) Visible images (above) showed the development of at least 2 mesolow circulations in southern Lake Superior (off the coast of Upper Michigan) on 29 January 2026. The combination of Fixed Buoy and METAR surface reports implied that there was convergence over the portion of the lake... Read More