Iowa hail map — September 22, 2025
NOAA radar detected hail of an inch or more over 5 Iowa cities on September 22, 2025. The largest stones — 1.50″, half dollar size — fell over Waterloo.
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- The September 22, 2025 swath — and every other storm since 2023 across Iowa
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- Cities hit
- 5
- in Iowa
- Largest stone
- 1.50″
- half dollar size
- Impact rating
- 5/10
- 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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What people on the ground measured in Iowa on September 22, 2025
12 reports filed with the National Weather Service — 7 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.
- 2.00″ hen egg size Trained Spotter4 N Sutherland, IA6:40 PM CDTO'Brien County
TS reported 2 inch hail between 6:40 and 6:50 pm CDT. Heavy rain and nickles to dimes ongoing at time of the call at 7:09 pm.
- 2.00″ hen egg size Emergency MngrSutherland, IA7:00 PM CDTO'Brien County
EM reported 2 inch hail on the north side of Southerland. Pictures included confirm size. Time was estimated by radar.
- 1.00″ quarter size Public3 WNW Saint Ansgar, IA4:35 PM CDTMitchell County
Photo relayed by Media via NWS Chat.
- 1.00″ quarter size Trained SpotterGrafton, IA5:33 PM CDTWorth County
Time estimated.
- 1.00″ quarter size PublicWaucoma, IA6:08 PM CDTFayette County
Photo relayed by Media via NWS Chat.
- 1.00″ quarter size PublicPrimghar, IA7:20 PM CDTO'Brien County
Social media post with picture of a hailstone the size of a quarter. Time confirmed with radar.
- 1.00″ quarter size Broadcast MediaDenver, IA7:22 PM CDTBremer County
Social media image of quarter sized hail. Relayed by KWWL. Time estimated from radar.
- 1.00″ quarter size Trained Spotter3 WSW Primghar, IA7:40 PM CDTO'Brien County
TS reported quarter sized hail at approximately 7:40 pm CDT. He also reported that at the time of the call, 7:45 pm, that the hail had ended and it was just really heavy rain.
- 1.00″ quarter size Trained Spotter4 SE Dakota City, IA8:02 PM CDTHumboldt County
- 1.00″ quarter size Trained Spotter1 N Clarion, IA8:03 PM CDTWright County
Spotter reports quarter sized hail fell just north of the Clarion city limits. Time estimated.
- 1.00″ quarter size Public4 WNW Woolstock, IA8:20 PM CDTWright County
Received via social media. Occurred at Prestage Foods of Iowa.
- 1.00″ quarter size Trained Spotter2 S Dike, IA8:25 PM CDTGrundy County
Showing the 12 largest of 15 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 states hit on September 22, 2025
The full US hail map for September 22, 2025 →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.
- HailMate vs HailTraceStreet-level NOAA swaths on a map your crew can knock, with the CRM already inside — instead of quote-only meteorologist maps billed on top of one.
- Hail map apps for roofers (and the Hail Recon alternative)Every storm on one map instead of loading dates one at a time — plus the canvassing and the whole claim, monthly, for what one state costs them a year.
- Best canvassing apps, comparedHailMate, SalesRabbit, SPOTIO, Knockio, RoofLink and Badger Maps — every published price sourced and linked, and two of them publish none.
Iowa hail on September 22, 2025
NOAA radar put hail of an inch or more over 5 Iowa cities that day. The largest stones — 1.50 inches, half dollar size — were over Waterloo. Every city hit is listed above with its own stone size.