Iowa hail map — August 15, 2024
NOAA radar detected hail of an inch or more over 1 Iowa city on August 15, 2024. The largest stones — 1.00″, quarter size — fell over Burlington.
- 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 August 15, 2024
What people on the ground measured in Iowa on August 15, 2024
8 reports filed with the National Weather Service — 4 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.
- 1.50″ half dollar size Trained Spotter1 S Danville, IA9:35 PM CDTDes Moines County
Ping pong size hail.
- 1.25″ half dollar size PublicWebster, IA7:58 PM CDTKeokuk County
Report from mPING: Half Dollar (1.25 in.).
- 1.00″ quarter size Trained Spotter3 NW Danville, IA9:20 PM CDTDes Moines County
- 1.00″ quarter size Public2 NW Middletown, IA9:39 PM CDTDes Moines County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Public2 NW Middletown, IA9:41 PM CDTDes Moines County
Report from mPING: Quarter (1.00 in.).
- 0.75″ penny size Public3 ESE Grinnell, IA5:55 PM CDTPoweshiek County
Hail estimated to be grape sized.
- 0.70″ penny size Trained SpotterMiddletown, IA9:40 PM CDTDes Moines County
Along with 45 mph winds.
- 0.70″ penny size Trained SpotterMiddletown, IA9:42 PM CDTDes Moines County
Along with 50 mph winds.
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 Iowa hail days
Iowa hail on August 15, 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 Burlington. Every city hit is listed above with its own stone size.