Hail in Poweshiek County, Iowa
Hail August 15, 2024 · Poweshiek County, Iowa
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
Hail estimated to be the size of a grape, or 0.75 inches.
The wider storm
After morning convection across much of Iowa, additional convection occurred during the late afternoon to evening, with the majority of activity over southern Iowa. Conditions were suitable for storm development, which included 35-45 knots of 0-6 km bulk shear and 2000-3000+ J/kg of MLCAPE, with a shortwave pushing across the area. Most notable was the near severe hail that occurred in Poweshiek county from one rather strong cell, with reported hail at 0.75 inches.
Began near Grinnell Arpt (41.7200, -92.6700).
Source: NOAA Storm Events Database, event 1210511. Narratives are written by the National Weather Service forecast office that issued the report.
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