Hail map for Owatonna, MN — August 11, 2023
NOAA radar detected hail up to 1.00″ — quarter size — within 5 miles of Owatonna on August 11, 2023.

- Max hail size
- 1.00″
- quarter
- Impact rating
- 3/10
- from stone size
- Size bands over the city
- 1
- distinct radar bands
- Measured on the ground
- 1.75″
- 14.2 mi away · Trained Spotter
Sizes come from NOAA MRMS radar (MESH), which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
Work Owatonna on the live hail map

- The whole state around Owatonna, with this swath already on it
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This page covers Owatonna as a whole. Check your own address to see every storm on record for your roof — the date and the stone size for each one — and we'll email you the full report to keep.
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Other towns hit on August 11, 2023
Other hail dates for Owatonna
Every storm over Owatonna →What people on the ground measured in Owatonna, MN on August 11, 2023
3 reports filed with the National Weather Service — 2 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 Trained SpotterMorristown, MN · 14.2 mi away6:16 PM CDTRice County
- 1.25″ half dollar size Trained Spotter2 W Faribault, MN · 14.8 mi away6:40 PM CDTRice County
- 0.88″ penny size Public1 SSW Faribault, MN · 13.7 mi away6:46 PM CDTRice County
Picture via Twitter.
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.
Owatonna hail on August 11, 2023
NOAA radar estimated stones up to 1.00 inches — quarter size — within about 5 miles of Owatonna that day, across 1 distinct size band. Sizes vary street to street inside a single swath.