Minnesota · September 21, 2024

Minnesota hail map — September 21, 2024

NOAA radar detected hail of an inch or more over 1 Minnesota city on September 21, 2024. The largest stones — 1.00″, quarter size — fell over Saint Cloud.

Hail swath map for Saint Cloud, MN on September 21, 2024 showing 1.00 inch hail.
Swath over Saint Cloud on September 21, 2024 — 1.00″ hail. Each city below has its own map for this storm.
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 21, 2024

Saint Cloud, MN1.00″ · quarter

What people on the ground measured in Minnesota on September 21, 2024

10 reports filed with the National Weather Service — 6 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 Law Enforcement
    Danube, MN7:35 AM CDTRenville County

    Delayed report, time estimated from radar. Dispatch relayed a report of hail up to golf ball in Danube.

  • 1.75″ golf ball size Trained Spotter
    2 E Whalan, MN3:42 PM CDTFillmore County
  • 1.50″ half dollar size Emergency Mngr
    1 NNE Marshall, MN8:24 AM CDTLyon County

    Time estimated from radar.

  • 1.25″ half dollar size Emergency Mngr
    1 SSE Marshall, MN8:21 AM CDTLyon County
  • 1.00″ quarter size Trained Spotter
    3 NW Sacred Heart, MN6:33 AM CDTRenville County

    Photo sent via Facebook messenger.

  • 1.00″ quarter size Public
    Renville, MN7:20 AM CDTRenville County

    Report from mPING: Quarter (1.00 in.).

  • 1.00″ quarter size Trained Spotter
    Lynd, MN8:10 AM CDTLyon County

    Received call from spotter at 8:17 am. Time estimated from radar.

  • 1.00″ quarter size Public
    1 S Marshall, MN8:21 AM CDTLyon County

    Report from mPING: Quarter (1.00 in.).

  • 0.88″ penny size Emergency Mngr
    Bratsberg, MN3:53 PM CDTFillmore County
  • 0.50″ penny size Public
    Bratsberg, MN3:53 PM CDTFillmore 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 September 21, 2024

Georgia1 city · 2.00″Missouri1 city · 2.00″Pennsylvania2 cities · 1.00″New Mexico1 city · 1.00″Texas1 city · 1.00″
The full US hail map for September 21, 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 September 21, 2024

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 Saint Cloud. Every city hit is listed above with its own stone size.

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