Jones County was hit as recently as 2026-07-25, 6 days ago. Jones County is hit in most years, and usually several times over. The largest stone on record here is 2.5 inches, a tennis ball and 2.5 times the National Weather Service's 1 inch severe criterion, reported on 2026-07-25 near Wendte.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in South Dakota. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-07-25, around Wendte. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Jones County addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.
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See call-center options ->NOAA's Storm Prediction Center has logged 40 separate hail days here since 2010 -- 2.4 a year over 17 years of record. They carry 56 reports in total: most hail days here are logged from a single spot. Exactly one year since 2010 passed with no reported hail day at all. The busiest single year was 2020, with 4 hail days. The last five years track the long-run rate, with 9 days since 2022.
5 of the 40 days reached 2 inches or more -- 12%, or about one hail day in 8, the last on 2026-07-25. Those big days do not follow the county's usual calendar: most of them fall in July, not June. Golf-ball size is rarer still: 1.75 inches or more on 8 of the 40 days.
Across the whole of South Dakota, see the South Dakota hail map and history.
Reports cluster nearest Murdo -- 15 of the county's 40 hail days -- then Okaton (11), Draper (8), Westover (6) and Capa (4). Beyond those, NOAA names Wendte and Vivian on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Murdo | 6 | 1.50″ |
| 7 Se Draper | 4 | 2.50″ |
| Westover | 2 | 1.00″ |
| 11 Nw Murdo | 1 | 2.50″ |
| 15 ESE Wendte | 1 | 2.50″ |
The season runs June through August: 34 of the 40 hail days on record fall in those 3 months (85%). June is the single busiest month, with 16 of them (40%). That peak opens the window: the season starts at its worst and eases off from there. Hail has also been reported in May, September and October, outside that window. Reports span 6 of the 12 calendar months; the other 6 have never produced one.
| Month | Hail days |
|---|---|
| May | 3 |
| June | 16 |
| July | 11 |
| August | 7 |
| September | 2 |
| October | 1 |
That day put 1 report on the map, the biggest 2.5 inches near Wendte. 2 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-07-25 | 2.50″ | 1 |
| 2026-06-04 | 1.00″ | 1 |
| 2024-08-21 | 2.50″ | 3 |
| 2024-07-29 | 2.50″ | 4 |
| 2023-09-20 | 1.50″ | 1 |
| 2023-06-23 | 1.00″ | 1 |
| 2022-06-24 | 2.50″ | 2 |
| 2022-06-12 | 1.00″ | 1 |
The colored swath is NOAA's MRMS radar estimate of the largest hail per ~1 km cell; the dots are SPC ground reports. Yellow is about an inch, red 1.5 to 2″, purple 2″ and up (hail size vs roof damage). On this county's worst day the reports reached 2.5 inches, which is the purple band. Look up a street address with the hail history by address tool.
The nearest counties with a page of their own: Mellette County (33 hail days), Stanley County (46) and Lyman County (54). Jones County sits in between.
Mellette County · Stanley County · Lyman County
Back to the South Dakota hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Jones County, South Dakota only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.