The most recent reported hail day was 2025-08-11, 354 days ago. Stevens County is hit in about half the years on record. The largest stone on record here is 6 inches and 6 times the National Weather Service's 1 inch severe criterion, reported on 2024-07-31 near Chokio.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Minnesota. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2025-08-11, around Donnelly. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Stevens 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 19 separate hail days here since 2010 -- 1.1 a year over 17 years of record. Those days carry 42 separate reports between them, two or three on a typical one. 7 of those 17 years produced none at all. The busiest single year was 2022, with 3 hail days. The last five years track the long-run rate, with 6 days since 2022.
4 of the 19 days reached 2 inches or more -- 21%, or about one hail day in 5, the last on 2024-07-31. Those big days do not follow the county's usual calendar: most of them fall in May, not June. 7 of the 19 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of Minnesota, see the Minnesota hail map and history.
Reports cluster nearest Donnelly -- 8 of the county's 19 hail days -- then Morris (6), Alberta (4), Hancock (4) and Chokio (3). That one town is named on 42% of them.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Donnelly | 4 | 1.75″ |
| Morris | 3 | 1.25″ |
| Alberta | 2 | 2.00″ |
| Hancock | 2 | 1.75″ |
| 4 NW Chokio | 1 | 6.00″ |
The season runs May through August: 17 of the 19 hail days on record fall in those 4 months (89%). June is the single busiest month, with 5 of them (26%). That peak sits inside the window rather than at either end. Hail has also been reported in September, outside that window. Reports span 5 of the 12 calendar months; the other 7 have never produced one.
| Month | Hail days |
|---|---|
| May | 4 |
| June | 5 |
| July | 4 |
| August | 4 |
| September | 2 |
That day put 2 reports on the map, the biggest 1.5 inches near Donnelly. No hail day has been reported here yet this year.
| Date | Max hail | Reports |
|---|---|---|
| 2025-08-11 | 1.50″ | 2 |
| 2025-07-27 | 1.25″ | 5 |
| 2024-07-31 | 6.00″ | 6 |
| 2022-05-30 | 1.00″ | 1 |
| 2022-05-12 | 1.00″ | 1 |
| 2022-05-09 | 2.00″ | 1 |
| 2019-07-19 | 1.75″ | 2 |
| 2017-09-19 | 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 6 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: Grant County (30 hail days), Big Stone County (22) and Traverse County (20). Every one of them takes more hail than Stevens County.
Grant County · Big Stone County · Traverse County
Back to the Minnesota hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Stevens County, Minnesota only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.