Iowa hail map — August 7, 2026
NOAA radar detected hail of an inch or more over 5 Iowa cities on August 7, 2026. The largest stones — 1.00″, quarter size — fell over Iowa City.
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- The August 7, 2026 swath — and every other storm since 2023 across Iowa
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- Cities hit
- 5
- 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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What people on the ground measured in Iowa on August 7, 2026
12 reports filed with the National Weather Service — 5 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.
- 4.50″ softball size Emergency MngrRyan, IA5:14 PM CDTDelaware County
Report of golf ball to softball sized hail.
- 2.75″ baseball size Emergency Mngr1 NNE Millersburg, IA7:02 PM CDTIowa County
Golfball to baseball sized hail.
- 1.75″ golf ball size Emergency MngrFairbank, IA4:15 PM CDTBuchanan County
Time estimated from radar.
- 1.75″ golf ball size PublicKeota, IA7:43 PM CDTKeokuk County
Golf ball sized hail reported. Time estimated from radar.
- 1.75″ golf ball size Trained SpotterBrighton, IA8:04 PM CDTWashington County
Report of golf ball sized hail.
- 1.75″ golf ball size Public2 NNW Pleasant Plain, IA8:07 PM CDTWashington County
- 1.75″ golf ball size Broadcast MediaPackwood, IA9:15 PM CDTJefferson County
Media relayed public report.
- 1.75″ golf ball size Trained SpotterFairfield, IA9:37 PM CDTJefferson County
Golf ball sized hail reported just outside Fairfield. Time estimated from radar.
- 1.50″ half dollar size PublicManly, IA1:42 PM CDTWorth County
Time estimated via radar.
- 1.50″ half dollar size PublicNorth English, IA7:25 PM CDTIowa County
- 1.25″ half dollar size Public7 E Greene, IA2:54 PM CDTButler County
Report via mPING. Time estimated via radar.
- 1.25″ half dollar size Public5 SE Readlyn, IA3:58 PM CDTBlack Hawk County
Report from mPING: Half Dollar (1.25 in.).
Showing the 12 largest of 20 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 August 7, 2026
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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- 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 August 7, 2026
NOAA radar put hail of an inch or more over 5 Iowa cities that day. The largest stones — 1.00 inches, quarter size — were over Iowa City. Every city hit is listed above with its own stone size.