The most recent reported hail day was 2026-04-09, 113 days ago. Osborne County is hit in most years, and usually several times over. 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 2023-07-16 near Osborne.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Kansas. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-04-09, around Hunter. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Osborne 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 57 separate hail days here since 2010 -- 3.4 a year over 17 years of record. Those days carry 106 separate reports between them, two or three on a typical one. Exactly one year since 2010 passed with no reported hail day at all. The busiest single year was 2011, with 7 hail days. The last five years have been quieter than the long run: 9 days since 2022, against 4.0 a year before that.
8 of the 57 days reached 2 inches or more -- 14%, or about one hail day in 7, the last on 2024-05-25. They land in the same month as everything else, May. 19 of the 57 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of Kansas, see the Kansas hail map and history.
Reports cluster nearest Osborne -- 22 of the county's 57 hail days -- then Natoma (15), Alton (13), Tipton (9) and Portis (6). Beyond those, NOAA names Luray, Downs, Hunter and Woodston on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Osborne | 9 | 1.75″ |
| Alton | 7 | 1.75″ |
| Natoma | 6 | 2.00″ |
| 13 SW Tipton | 5 | 1.50″ |
| Portis | 3 | 1.75″ |
The season runs April through August: 51 of the 57 hail days on record fall in those 5 months (89%). May is the single busiest month, with 22 of them (39%). That peak sits inside the window rather than at either end. Hail has also been reported in March, September and October, outside that window. Reports span 8 of the 12 calendar months; the other 4 have never produced one.
| Month | Hail days |
|---|---|
| March | 1 |
| April | 8 |
| May | 22 |
| June | 13 |
| July | 2 |
| August | 6 |
| September | 4 |
| October | 1 |
That day put 1 report on the map, the biggest 1 inch near Hunter. 1 hail day has already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-04-09 | 1.00″ | 1 |
| 2025-09-19 | 1.25″ | 1 |
| 2025-05-18 | 1.00″ | 2 |
| 2024-05-25 | 2.75″ | 5 |
| 2024-03-13 | 1.00″ | 2 |
| 2023-07-16 | 3.00″ | 2 |
| 2023-06-30 | 1.50″ | 1 |
| 2023-05-07 | 1.75″ | 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 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: Russell County (56 hail days), Rooks County (55) and Mitchell County (45). Osborne County takes more hail than any of them.
Russell County · Rooks County · Mitchell County
Back to the Kansas hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Osborne County, Kansas only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.