Iowa hail map — May 18, 2026
NOAA radar detected hail of an inch or more over 2 Iowa cities on May 18, 2026. The largest stones — 1.00″, quarter size — fell over Davenport.
- Cities hit
- 2
- in Iowa
- Largest stone
- 1.00″
- quarter size
- Impact rating
- 3/10
- from stone size
Sizes come from NOAA MRMS radar (MESH), which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
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Iowa cities hit on May 18, 2026
What people on the ground measured in Iowa on May 18, 2026
12 reports filed with the National Weather Service — 5 from trained spotters or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 1.75″ golf ball size Public3 WSW Correctionville, IA5:23 PM CDTWoodbury County
Social media picture.
- 1.50″ half dollar size Emergency Mngr4 S Farragut, IA5:04 PM CDTFremont County
Ping pong ball size hail reported south of Farragut.
- 1.50″ half dollar size PublicCorrectionville, IA5:26 PM CDTWoodbury County
Picture via social media.
- 1.50″ half dollar size Emergency MngrCollege Springs, IA5:36 PM CDTPage County
Time is estimated.
- 1.25″ half dollar size NWS Employee1 NNW Bettendorf, IA3:51 AM CDTScott County
Half dollar size hail reported by off duty NWS employee.
- 1.25″ half dollar size Public2 N Bettendorf, IA3:51 AM CDTScott County
- 1.00″ quarter size Trained Spotter1 WSW Bettendorf, IA3:54 AM CDTScott County
- 1.00″ quarter size Trained SpotterChatsworth, IA5:00 PM CDTSioux County
- 1.00″ quarter size PublicWashta, IA5:35 PM CDTCherokee County
Picture via social media.
- 1.00″ quarter size PublicSanborn, IA5:51 PM CDTO'Brien County
Report from mPING: Quarter (1.00 in.). Also had picture via social media.
- 1.00″ quarter size PublicClarinda, IA5:51 PM CDTPage County
- 1.00″ quarter size PublicClarinda, IA5:57 PM CDTPage County
Report from mPING: Quarter (1.00 in.).
Showing the 12 largest of 18 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 May 18, 2026
The full US hail map for May 18, 2026 →Other Iowa hail days
Iowa hail on May 18, 2026
NOAA radar put hail of an inch or more over 2 Iowa cities that day. The largest stones — 1.00 inches, quarter size — were over Davenport. Every city hit is listed above with its own stone size.