Iowa hail map — September 19, 2024
NOAA radar detected hail of an inch or more over 1 Iowa city on September 19, 2024. The largest stones — 1.00″, quarter size — fell over Mason City.
- Cities hit
- 1
- in Iowa
- Largest stone
- 1.00″
- quarter size
- Impact rating
- 3/10
- from stone size
Sizes come from NOAA MRMS radar (MESH), which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
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Iowa cities hit on September 19, 2024
What people on the ground measured in Iowa on September 19, 2024
8 reports filed with the National Weather Service — 1 from trained spotters or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 1.00″ quarter size Broadcast MediaLake Mills, IA2:23 PM CDTWinnebago County
- 1.00″ quarter size Broadcast MediaLake Mills, IA2:35 PM CDTWinnebago County
- 1.00″ quarter size Law EnforcementLake Mills, IA2:50 PM CDTWinnebago County
- 1.00″ quarter size Public4 SSE Riceville, IA5:24 PM CDTHoward County
Delayed report. Public reported quarter sized hail southeast of Riceville. Noted damage to crops from the hail.
- 1.00″ quarter size PublicBelmond, IA5:47 PM CDTWright County
Delayed report. Photos of hail near quarter-sized in Belmond. Size estimated based on pictures from social media.
- 1.00″ quarter size Trained Spotter2 WNW Meservey, IA5:58 PM CDTHancock County
Moderate winds and up to quarter sized hail.
- 0.88″ penny size Public2 S Riceville, IA5:22 PM CDTHoward County
Delayed Report. Local business reported penny to nickel sized hail.
- 0.88″ penny size Public3 NE Bluffton, IA6:20 PM CDTWinneshiek County
Delayed report.
Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.
Other states hit on September 19, 2024
The full US hail map for September 19, 2024 →Other Iowa hail days
Iowa hail on September 19, 2024
NOAA radar put hail of an inch or more over 1 Iowa city that day. The largest stones — 1.00 inches, quarter size — were over Mason City. Every city hit is listed above with its own stone size.