Iowa hail map — August 9, 2026
NOAA radar detected hail of an inch or more over 1 Iowa city on August 9, 2026. The largest stones — 1.50″, half dollar size — fell over Spencer.
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- The August 9, 2026 swath — and every other storm since 2023 across Iowa
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- Cities hit
- 1
- 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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Iowa cities hit on August 9, 2026
What people on the ground measured in Iowa on August 9, 2026
6 reports filed with the National Weather Service — 3 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.
- 2.50″ hen egg size Public1 NW West Okoboji, IA4:19 AM CDTDickinson County
Report from social media. Time estimated by radar.
- 1.75″ golf ball size Public1 S Arnolds Park, IA4:20 AM CDTDickinson County
Photo sent in of hail around the size of golf balls. Time estimated by radar.
- 1.25″ half dollar size Public2 E Milford, IA4:25 AM CDTDickinson County
Report from social media. Time estimated by radar.
- 1.00″ quarter size Trained Spotter2 ESE Everly, IA3:22 AM CDTClay County
A few stones as large as a quarter. No damage and no strong winds.
- 0.70″ penny size Trained Spotter1 NNE Spencer, IA3:39 AM CDTClay County
Pea to dime sized hail.
- 0.70″ penny size Trained Spotter2 SSW Superior, IA4:40 AM CDTDickinson County
Mostly small hail but some close to dime sized.
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 9, 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.
- 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 August 9, 2026
NOAA radar put hail of an inch or more over 1 Iowa city that day. The largest stones — 1.50 inches, half dollar size — were over Spencer. Every city hit is listed above with its own stone size.