Minnesota · May 20, 2024

Minnesota hail map — May 20, 2024

NOAA radar detected hail of an inch or more over 1 Minnesota city on May 20, 2024. The largest stones — 1.50″, half dollar size — fell over Austin.

Hail swath map for Austin, MN on May 20, 2024 showing 1.50 inch hail.
Swath over Austin on May 20, 2024 — 1.50″ hail. Each city below has its own map for this storm.
Cities hit
1
in Minnesota
Largest stone
1.50″
half dollar size
Impact rating
5/10
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 May 20, 2024

Austin, MN1.50″ · half dollar

What people on the ground measured in Minnesota on May 20, 2024

11 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.

  • 1.50″ half dollar size Trained Spotter
    3 NW Brewster, MN9:27 PM CDTNobles County

    Time estimated from radar.

  • 1.50″ half dollar size Public
    Sherburn, MN11:15 PM CDTMartin County
  • 1.25″ half dollar size Public
    Hayfield, MN7:35 PM CDTDodge County

    Time estimated from radar.

  • 1.25″ half dollar size Public
    Rock Dell, MN7:39 PM CDTOlmsted County

    Time estimated from radar.

  • 1.00″ quarter size 911 Call Center
    4 N Hayfield, MN6:55 PM CDTDodge County
  • 1.00″ quarter size Law Enforcement
    4 W Hayfield, MN7:32 PM CDTDodge County

    Hail covering the ground.

  • 1.00″ quarter size Broadcast Media
    Zumbrota, MN8:20 PM CDTGoodhue County
  • 1.00″ quarter size Public
    Brewster, MN9:28 PM CDTNobles County
  • 1.00″ quarter size Law Enforcement
    Welcome, MN11:20 PM CDTMartin County

    Relayed via dispatch.

  • 0.75″ penny size Public
    Byron, MN6:50 PM CDTOlmsted County

    Pea to dime size hail.

  • 0.25″ penny size Cocorahs
    Austin, MN9:00 PM CDTMower 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.

Other states hit on May 20, 2024

Nebraska1 city · 1.50″Illinois7 cities · 1.00″Florida4 cities · 1.00″Ohio1 city · 1.00″
The full US hail map for May 20, 2024 →

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 May 20, 2024

NOAA radar put hail of an inch or more over 1 Minnesota city that day. The largest stones — 1.50 inches, half dollar size — were over Austin. Every city hit is listed above with its own stone size.

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