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Archive: Jun 2025

Andrea is named in the Atlantic

GOES-19 True Color imagery (from CSPP Geosphere) over the mid-Atlantic between 35o and 40oN Latitude, above, shows the circulation of Tropical Storm Andrea, a system that has been tracked for several days now. Overnight, convection developed over the storm, but that convection appears to have dissipated by mid-day on 24 June 2025.... Read More

Severe weather over the northern Plains

A fast-moving thunderstorm complex raced across North Dakota and Minnesota in the late afternoon/evening/overnight on 20-21 June 2025, as shown above. GOES-19 band 13 (10.3 µm) imagery and derived stability (Lifted Index) show the development of notable instability with an alignment over North Dakota along the direction of convective movement.... Read More