Iowa hail map — April 17, 2025
NOAA radar detected hail of an inch or more over 3 Iowa cities on April 17, 2025. The largest stones — 1.50″, half dollar size — fell over Sioux City.
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- The April 17, 2025 swath — and every other storm since 2023 across Iowa
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- Cities hit
- 3
- 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 April 17, 2025
What people on the ground measured in Iowa on April 17, 2025
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.
- 4.00″ softball size Public3 W Mcclelland, IA7:39 PM CDTPottawattamie County
- 4.00″ softball size Public2 NW Mcclelland, IA7:44 PM CDTPottawattamie County
- 2.75″ baseball size Public4 SSW Underwood, IA7:29 PM CDTPottawattamie County
- 2.75″ baseball size Law Enforcement3 WNW Mcclelland, IA7:31 PM CDTPottawattamie County
- 2.75″ baseball size Trained Spotter2 N Mcclelland, IA7:37 PM CDTPottawattamie County
- 2.75″ baseball size Emergency Mngr3 WNW Essex, IA8:50 PM CDTPage County
Golf ball to baseball size hail reported.
- 2.50″ hen egg size PublicHinton, IA12:23 AM CDTPlymouth County
Photos of estimated tennis ball size hail from social media. Time estimated from radar.
- 2.25″ hen egg size Broadcast Media5 WSW Mcclelland, IA7:24 PM CDTPottawattamie County
- 2.00″ hen egg size PublicHinton, IA12:23 AM CDTPlymouth County
Time estimated from radar.
- 1.75″ golf ball size Emergency MngrHancock, IA8:08 PM CDTPottawattamie County
- 1.75″ golf ball size Trained Spotter4 N Thurman, IA8:16 PM CDTFremont County
- 1.50″ half dollar size Emergency Mngr1 NE Underwood, IA7:28 PM CDTPottawattamie County
Showing the 12 largest of 46 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 April 17, 2025
The full US hail map for April 17, 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 April 17, 2025
NOAA radar put hail of an inch or more over 3 Iowa cities that day. The largest stones — 1.50 inches, half dollar size — were over Sioux City. Every city hit is listed above with its own stone size.