South Dakota hail map — July 28, 2023
NOAA radar detected hail of an inch or more over 1 South Dakota city on July 28, 2023. The largest stones — 1.00″, quarter size — fell over Brookings.
- Cities hit
- 1
- in South Dakota
- 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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South Dakota cities hit on July 28, 2023
What people on the ground measured in South Dakota on July 28, 2023
3 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 Public2 ENE Sheridan Lake, SD2:34 PM CDTPennington County
Large hail dented cars and destroyed a garden. Hail lasted about 10 minutes.
- 0.88″ penny size PublicHot Springs, SD12:50 AM CDTFall River County
Several reports of hail up to nickel sized
- 0.75″ penny size Trained Spotter5 WNW Hot Springs, SD12:45 AM CDTFall River 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 July 28, 2023
Other South Dakota hail days
South Dakota hail on July 28, 2023
NOAA radar put hail of an inch or more over 1 South Dakota city that day. The largest stones — 1.00 inches, quarter size — were over Brookings. Every city hit is listed above with its own stone size.