Hail map for Owatonna, MN — April 13, 2026
NOAA radar detected hail up to 1.50″ — half dollar size — within 5 miles of Owatonna on April 13, 2026.
- Max hail size
- 1.50″
- half dollar
- Impact rating
- 5/10
- from stone size
- Size bands over the city
- 2
- distinct radar bands
- Reached the ground
- 30%
- NOAA POSH probability
- Measured on the ground
- 3.00″
- 8.9 mi away · Trained Spotter
NOAA's Probability of Severe Hail peaked at 30% over Owatonna that day — low to moderate: the radar signature was there, ground impact less certain. It is a separate model from the size estimate above: one asks how big the stones were in the storm, the other asks whether they made it down.
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 hail dates for Owatonna
Every storm over Owatonna →What people on the ground measured in Owatonna, MN on April 13, 2026
11 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.
- 3.00″ baseball size Trained Spotter6 SE Morristown, MN · 8.9 mi away7:15 PM CDTSteele County
Photo with measured hail.
- 2.25″ hen egg size Public2 NE Owatonna, MN · 2.4 mi away7:45 PM CDTSteele County
Report from mPING: Hen Egg+ (2.25 in.).
- 2.00″ hen egg size Trained Spotter4 E Owatonna, MN · 3.8 mi away7:34 PM CDTSteele County
Time estimated from radar.
- 2.00″ hen egg size Trained Spotter2 WSW Faribault, MN · 14.7 mi away3:25 PM CDTRice County
Corrects previous hail report from 2 WSW Faribault. Egg sized hail reported via Slack. Time estimated via radar.
- 2.00″ hen egg size Trained Spotter2 WSW Faribault, MN · 14.7 mi away3:35 PM CDTRice County
Egg sized hail reported via Slack. Time estimated via radar.
- 1.50″ half dollar size Public2 NW Claremont, MN · 9.8 mi away8:09 PM CDTDodge County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.50″ half dollar size Law Enforcement5 W West Concord, MN · 11.7 mi away8:04 PM CDTDodge County
- 1.50″ half dollar size Public1 SW Faribault, MN · 14.4 mi away3:39 PM CDTRice County
- 1.00″ quarter size Public1 N Owatonna, MN · 1.2 mi away7:40 PM CDTSteele County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Trained Spotter1 SW Faribault, MN · 13.9 mi away3:25 PM CDTRice County
- 0.50″ penny size Public1 W Claremont, MN · 11.2 mi away7:58 PM CDTDodge County
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 April 13, 2026
NOAA radar estimated stones up to 1.50 inches — half dollar size — within about 5 miles of Owatonna that day, across 2 distinct size bands. Sizes vary street to street inside a single swath.