Minnesota · September 1, 2026

Minnesota hail map — September 1, 2026

NOAA radar detected hail of an inch or more over 1 Minnesota city on September 1, 2026. The largest stones — 1.00″, quarter size — fell over Owatonna.

Hail swath map for Owatonna, MN on September 1, 2026 showing 1.00 inch hail.
Swath over Owatonna on September 1, 2026 — 1.00″ hail. Each city below has its own map for this storm.
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Cities hit
1
in Minnesota
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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Minnesota cities hit on September 1, 2026

Owatonna, MN1.00″ · quarter

What people on the ground measured in Minnesota on September 1, 2026

4 reports filed with the National Weather Service — 1 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 Spotter
    2 W Delavan, MN10:55 PM CDTFaribault County
  • 1.50″ half dollar size Fire Dept/Rescue
    6 ENE Pickwick, MN12:10 AM CDTWinona County

    Multiple reports of 1 to 1.5 inch hail sizes. Time estimated from radar.

  • 1.00″ quarter size Storm Chaser
    3 S Waldorf, MN11:39 PM CDTWaseca County

    quarter sized hail reported on spotter network.

  • 0.88″ penny size Public
    0 N Northrop, MN10:37 PM CDTMartin County

    Nickel to Quarter sized hail north of Northrop, size estimated by dispatch.

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 September 1, 2026

New York7 cities · 1.00″New Jersey11 cities · 1.00″Idaho1 city · 1.00″
The full US hail map for September 1, 2026 →

Other Minnesota hail days

August 18, 20261 city · 1.00″July 4, 20261 city · 1.00″June 29, 20261 city · 1.00″June 19, 202614 cities · 1.00″June 10, 20261 city · 1.00″June 5, 20261 city · 1.50″April 17, 20262 cities · 1.00″April 13, 20265 cities · 2.00″September 21, 202516 cities · 2.00″August 15, 202534 cities · 2.00″August 9, 202523 cities · 1.00″July 28, 20251 city · 1.00″
Every hail day across Minnesota →
FAQ

Minnesota hail on September 1, 2026

NOAA radar put hail of an inch or more over 1 Minnesota city that day. The largest stones — 1.00 inches, quarter size — were over Owatonna. Every city hit is listed above with its own stone size.

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