South Dakota hail map — July 28, 2025
NOAA radar detected hail of an inch or more over 1 South Dakota city on July 28, 2025. The largest stones — 1.00″, quarter size — fell over Sioux Falls.
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- Cities hit
- 1
- in South Dakota
- Largest stone
- 1.00″
- quarter size
- Impact rating
- 3/10
- 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 July 28, 2025
What people on the ground measured in South Dakota on July 28, 2025
12 reports filed with the National Weather Service — 5 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.
- 3.50″ baseball size Public5 NNE Cresbard, SD5:40 PM CDTFaulk County
Image of hail stone next to tape measure reported on Facebook.
- 2.75″ baseball size Trained Spotter5 NE Cresbard, SD5:45 PM CDTFaulk County
- 2.75″ baseball size Public2 E Chelsea, SD6:00 PM CDTSpink County
- 1.75″ golf ball size Public1 S Saint Francis, SD4:21 PM CDTTodd County
Report from mPING: Golf Ball (1.75 in.).
- 1.75″ golf ball size Public2 E Eden, SD5:26 PM CDTMarshall County
- 1.75″ golf ball size Public2 E Chelsea, SD6:03 PM CDTSpink County
2 miles east of Chelsea on the south side of the SD Hwy 20 received crop damage.
- 1.75″ golf ball size Public1 S Northville, SD6:09 PM CDTSpink County
- 1.75″ golf ball size Trained SpotterBurke, SD6:15 PM CDTGregory County
15 minutes of hail varied in size from quarters to golf balls, with most of them quarter to half dollar sized.
- 1.75″ golf ball size Trained Spotter3 WSW Lower Brule, SD6:50 PM CDTLyman County
- 1.50″ half dollar size Emergency Mngr1 ENE Stephan, SD5:06 PM CDTHyde County
- 1.50″ half dollar size Public22 S Okreek, SD5:15 PM CDTTodd County
- 1.50″ half dollar size Emergency Mngr7 NW Cresbard, SD5:39 PM CDTEdmunds County
Showing the 12 largest of 25 hail reports filed that day.
These are verified ground reports, updated 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 South Dakota hail days
Shopping for a hail app to work South Dakota?
This page is one storm. If you are deciding which tool to work South Dakota with all season, these compare the ones roofers actually buy — with every price taken from the vendor's own site and linked.
- Best hail tracking apps, comparedHailMate, HailTrace, Hail Recon, HailStrike and RadarScope — every published price sourced and linked, and who each one is genuinely right for.
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- Hail map apps for roofers (and the Hail Recon alternative)Every storm on one map instead of loading dates one at a time — plus the canvassing and the whole claim, monthly, for what one state costs them a year.
- Best canvassing apps, comparedHailMate, SalesRabbit, SPOTIO, Knockio, RoofLink and Badger Maps — every published price sourced and linked, and two of them publish none.
South Dakota hail on July 28, 2025
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 Sioux Falls. Every city hit is listed above with its own stone size.