Iowa hail map — June 11, 2026
NOAA radar detected hail of an inch or more over 3 Iowa cities on June 11, 2026. The largest stones — 1.00″, quarter size — fell over Ames.
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- The June 11, 2026 swath — and every other storm since 2023 across Iowa
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- Cities hit
- 3
- in Iowa
- Largest stone
- 1.00″
- quarter size
- Impact rating
- 3/10
- from stone size
Sizes come from NOAA radar, which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
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Iowa cities hit on June 11, 2026
What people on the ground measured in Iowa on June 11, 2026
12 reports filed with the National Weather Service — 4 from trained observers or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 3.50″ baseball size Emergency MngrYorktown, IA5:30 AM CDTPage County
Delayed emergency management report of a measured hailstone 3.5 inches in diameter, shown in a photo next to a ruler. Time estimated with radar.
- 3.00″ baseball size Public1 E Yorktown, IA5:19 AM CDTPage County
Delayed report received via social media of hail measured up to 3 inches in diameter with corresponding picture. Time estimated with radar.
- 2.50″ hen egg size Emergency MngrYorktown, IA5:30 AM CDTPage County
- 2.00″ hen egg size PublicShenandoah, IA5:07 AM CDTPage County
Delayed report received via social media of hail estimated up to 2 inches in diameter. Time estimated with radar.
- 2.00″ hen egg size Broadcast MediaHamilton, IA8:05 AM CDTMarion County
Delayed report - time estimated by radar. Relayed by broadcast media.
- 1.75″ golf ball size Trained Spotter2 N Attica, IA7:02 AM CDTMarion County
Pershing IOWA.
- 1.75″ golf ball size Broadcast Media1 WNW Osceola, IA7:20 AM CDTClarke County
Report of ping pong to golf ball sized hail relayed from media. Time estimated from radar.
- 1.75″ golf ball size Emergency Mngr1 SSW Knoxville, IA7:58 AM CDTMarion County
Report relayed from NWS Chat.
- 1.75″ golf ball size PublicKnoxville, IA7:58 AM CDTMarion County
Report relayed from NWS Chat.
- 1.75″ golf ball size Public4 SE Harvey, IA8:00 AM CDTMarion County
Report of golf ball sized hail relayed from broadcast media. Time estimated from radar.
- 1.75″ golf ball size Broadcast MediaBussey, IA8:10 AM CDTMarion County
Reports of golf ball size hail relayed from media.
- 1.50″ half dollar size Public2 N Attica, IA8:00 AM CDTMarion County
Delayed report - time estimated from radar.
Showing the 12 largest of 23 hail reports filed that day.
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
Shopping for a hail app to work Iowa?
This page is one storm. If you are deciding which tool to work Iowa with all season, these compare the ones roofers actually buy — with every price taken from the vendor's own site and linked.
- Best hail tracking apps, comparedHailMate, HailTrace, Hail Recon, HailStrike and RadarScope — every published price sourced and linked, and who each one is genuinely right for.
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Iowa hail on June 11, 2026
NOAA radar put hail of an inch or more over 3 Iowa cities that day. The largest stones — 1.00 inches, quarter size — were over Ames. Every city hit is listed above with its own stone size.