South Dakota · July 1, 2025

South Dakota hail map — July 1, 2025

NOAA radar detected hail of an inch or more over 1 South Dakota city on July 1, 2025. The largest stones — 2.00″, hen egg size — fell over Rapid City.

Hail swath map for Rapid City, SD on July 1, 2025 showing 2.00 inch hail.
Swath over Rapid City on July 1, 2025 — 2.00″ hail. Each city below has its own map for this storm.
Cities hit
1
in South Dakota
Largest stone
2.00″
hen egg size
Impact rating
7/10
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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South Dakota cities hit on July 1, 2025

Rapid City, SD2.00″ · hen egg

What people on the ground measured in South Dakota on July 1, 2025

12 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.

  • 1.75″ golf ball size Trained Spotter
    1 S Cactus Flat, SD6:25 PM CDTJackson County
  • 1.75″ golf ball size Public
    12 NNW White River, SD7:31 PM CDTMellette County
  • 1.25″ half dollar size Trained Spotter
    3 S Cactus Flat, SD6:25 PM CDTJackson County
  • 1.00″ quarter size Public
    1 ESE Rockerville, SD4:57 PM CDTPennington County
  • 1.00″ quarter size Trained Spotter
    7 W Hermosa, SD5:27 PM CDTCuster County

    Nickel to quarter size hail.

  • 1.00″ quarter size Trained Spotter
    5 WNW Hermosa, SD5:30 PM CDTCuster County
  • 1.00″ quarter size Trained Spotter
    4 NNW Fairburn, SD5:59 PM CDTCuster County
  • 1.00″ quarter size Public
    8 ESE Fairburn, SD6:20 PM CDTCuster County
  • 1.00″ quarter size Public
    6 NW Kadoka, SD7:02 PM CDTJackson County

    Estimated dime up to quarter hail.

  • 0.88″ penny size Public
    Pine Ridge, SD8:25 PM CDTOglala Lakota County

    Pennies to nickels.

  • 0.75″ penny size Broadcast Media
    3 WSW Dwtn Rapid City, SD4:53 PM CDTPennington County
  • 0.50″ penny size Public
    1 E Downtown Rapid City, SD4:55 PM CDTPennington County

Showing the 12 largest of 13 hail reports filed that day.

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 July 1, 2025

Mississippi2 cities · 1.00″
The full US hail map for July 1, 2025 →

Other South Dakota hail days

August 18, 20261 city · 1.50″August 16, 20261 city · 1.00″August 11, 20261 city · 1.00″August 7, 20261 city · 1.00″July 24, 20261 city · 1.00″July 6, 20261 city · 1.00″July 4, 20261 city · 1.00″July 1, 20261 city · 1.00″June 22, 20261 city · 1.50″May 24, 20261 city · 1.00″May 17, 20261 city · 1.50″February 28, 20261 city · 1.00″
Every hail day across South Dakota →
FAQ

South Dakota hail on July 1, 2025

NOAA radar put hail of an inch or more over 1 South Dakota city that day. The largest stones — 2.00 inches, hen egg size — were over Rapid City. Every city hit is listed above with its own stone size.

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