South Dakota hail map — July 20, 2025
NOAA radar detected hail of an inch or more over 1 South Dakota city on July 20, 2025. The largest stones — 1.00″, quarter size — fell over Rapid City.
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- The July 20, 2025 swath — and every other storm since 2023 across South Dakota
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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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This page covers South Dakota as a whole. Check your own address to see every storm on record for your roof — the date and the stone size for each one — and we'll email you the full report to keep.
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South Dakota cities hit on July 20, 2025
What people on the ground measured in South Dakota on July 20, 2025
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.
- 4.50″ softball size Trained SpotterRosebud, SD7:15 PM CDTTodd County
- 4.00″ softball size Trained SpotterParmelee, SD6:45 PM CDTTodd County
Most baseball size.
- 2.75″ baseball size Trained SpotterRosebud, SD7:14 PM CDTTodd County
- 2.50″ hen egg size Storm Chaser5 NW Saint Francis, SD7:04 PM CDTTodd County
- 2.50″ hen egg size Public5 SSW Hayes, SD8:01 PM CDTStanley County
Estimated 2.5 inch hailstone. Mostly quarter size and small. No damage reported.
- 2.00″ hen egg size Trained SpotterSaint Francis, SD7:43 PM CDTTodd County
Most quarter size. Been hailing for 15 minutes and still hailing.
- 1.75″ golf ball size Public7 ESE Saint Francis, SD7:50 PM CDTTodd County
- 1.50″ half dollar size PublicWoonsocket, SD3:04 PM CDTSanborn County
Relayed report from social media.
- 1.25″ half dollar size Trained Spotter7 N Belvidere, SD7:55 PM CDTJackson County
- 1.00″ quarter size Trained SpotterWoonsocket, SD3:05 PM CDTSanborn County
- 1.00″ quarter size Trained Spotter2 N Parmelee, SD6:40 PM CDTTodd County
- 1.00″ quarter size Public2 S Ludlow, SD9:55 PM CDTHarding County
most was smaller
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.
Other states hit on July 20, 2025
The full US hail map for July 20, 2025 →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.
- HailMate vs HailTraceStreet-level NOAA swaths on a map your crew can knock, with the CRM already inside — instead of quote-only meteorologist maps billed on top of one.
- 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 20, 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 Rapid City. Every city hit is listed above with its own stone size.