Brule County was hit as recently as 2026-07-02, 29 days ago. Brule County is hit in most years, often more than once. The largest stone on record here is 3 inches, a teacup and 3 times the National Weather Service's 1 inch severe criterion, reported on 2012-06-13 near Kimball.
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 2026-07-02, around Pukwana. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Brule 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 34 separate hail days here since 2010 -- 2.0 a year over 17 years of record. Those days carry 70 separate reports between them, two or three on a typical one. 4 of those 17 years produced none at all. One year dominates the record: 2010 alone produced 8 of the 34 days. The last five years have been quieter than the long run: 3 days since 2022, against 2.6 a year before that.
5 of the 34 days reached 2 inches or more -- 15%, or about one hail day in 7, the last on 2026-07-02. They land in the same month as everything else, July. 12 of the 34 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of South Dakota, see the South Dakota hail map and history.
Reports cluster nearest Chamberlain -- 18 of the county's 34 hail days -- then Kimball (13), Pukwana (12), Platte (2) and White Lake (2). That one town is named on 53% of them.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Chamberlain | 5 | 1.75″ |
| 13 S Kimball | 3 | 2.50″ |
| 5 S Chamberlain | 3 | 1.75″ |
| 8 Sse Kimball | 3 | 1.00″ |
| 10 N Platte | 2 | 2.75″ |
The season runs May through August: 28 of the 34 hail days on record fall in those 4 months (82%). July is the single busiest month, with 9 of them (26%). That peak sits inside the window rather than at either end. Hail has also been reported in April, September and October, outside that window. Reports span 7 of the 12 calendar months; the other 5 have never produced one.
| Month | Hail days |
|---|---|
| April | 1 |
| May | 5 |
| June | 7 |
| July | 9 |
| August | 7 |
| September | 4 |
| October | 1 |
That day put 3 reports on the map, the biggest 2.75 inches near Pukwana. 1 hail day has already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-07-02 | 2.75″ | 3 |
| 2025-07-15 | 1.00″ | 1 |
| 2022-04-22 | 2.50″ | 4 |
| 2021-10-09 | 1.25″ | 1 |
| 2021-07-05 | 1.00″ | 1 |
| 2020-08-30 | 1.25″ | 2 |
| 2020-07-06 | 1.00″ | 1 |
| 2020-06-25 | 1.00″ | 2 |
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 3 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: Buffalo County (17 hail days), Aurora County (31) and Jerauld County (19). Brule County takes more hail than any of them.
Buffalo County · Aurora County · Jerauld 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, Brule County, South Dakota only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.