South Dakota · June 22, 2026

South Dakota hail map — June 22, 2026

NOAA radar detected hail of an inch or more over 1 South Dakota city on June 22, 2026. The largest stones — 1.50″, half dollar size — fell over Rapid City.

Hail swath map for Rapid City, SD on June 22, 2026 showing 1.50 inch hail.
Swath over Rapid City on June 22, 2026 — 1.50″ hail. Each city below has its own map for this storm.
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Cities hit
1
in South Dakota
Largest stone
1.50″
half dollar size
Impact rating
5/10
from stone size

Sizes come from NOAA radar, 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 June 22, 2026

What people on the ground measured in South Dakota on June 22, 2026

12 reports filed with the National Weather Service — 7 from trained observers 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 WSW Dwtn Rapid City, SD6:52 PM CDTPennington County
  • 1.75″ golf ball size Trained Spotter
    4 WSW Dwtn Rapid City, SD6:59 PM CDTPennington County
  • 1.50″ half dollar size Trained Spotter
    2 NNE Brownsville, SD5:46 PM CDTLawrence County

    Large amounts of hail covered the ground. Largest stones ping pong ball size. No wind. Time estimated based on radar.

  • 1.50″ half dollar size Trained Spotter
    Nemo, SD6:18 PM CDTLawrence County

    Hail covered the ground to a depth of over 1 inch. Largest stones estimated at ping pong ball size. Time estimated based on radar.

  • 1.50″ half dollar size Public
    Oglala, SD11:00 PM CDTOglala Lakota County
  • 1.00″ quarter size Trained Spotter
    3 WSW Galena, SD5:40 PM CDTLawrence County

    Large quantities of hail covering the ground and roads to a depth of 2-3 inches. Most stones dime and nickel size. Initial stones when the hail started were quarter size. Time estimated based on radar.

  • 1.00″ quarter size Trained Spotter
    1 NNE Brownsville, SD5:47 PM CDTLawrence County

    Large amounts of hail completely covering the ground. Largest stones measured at quarter size. Very little wind. Time estimated based on radar.

  • 1.00″ quarter size Public
    3 WSW Dwtn Rapid City, SD6:56 PM CDTPennington County

    Hail of at least quarter size covered the ground near Dew Drop Laundromat. Photos and videos recieved via social media. Time estimated based on radar.

  • 1.00″ quarter size Public
    2 SW Dwtn Rapid City, SD6:58 PM CDTPennington County

    Between Skyline Dr and the Mountain View Cemetary area. Some stones still quarter size an hour after the storm. Time estimated.

  • 1.00″ quarter size Public
    Dwtn Rapid City, SD6:58 PM CDTPennington County

    Several social media reports and photos of hail as large as nickels and quarters across Rapid City. Time estimated.

  • 1.00″ quarter size Official NWS Obs
    1 E Dwtn Rapid City, SD6:59 PM CDTPennington County

    At NWS Rapid City office.

  • 1.00″ quarter size Public
    2 SSE Dwtn Rapid City, SD7:15 PM CDTPennington County

    mPING report.

Showing the 12 largest of 15 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.

FAQ

South Dakota hail on June 22, 2026

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

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