Ottawa County was hit as recently as 2026-05-18, 74 days ago. Ottawa County is hit in most years, and usually several times over. The largest stone on record here is 4 inches, a grapefruit and 4 times the National Weather Service's 1 inch severe criterion, reported on 2018-05-01 near Ada.
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 2026-05-18, around Wells. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Ottawa 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 56 separate hail days here since 2010 -- 3.3 a year over 17 years of record. Those days carry 129 separate reports between them, two or three on a typical one. No year since 2010 has gone by without at least one. The busiest single year was 2015, with 6 hail days. The last five years track the long-run rate, with 14 days since 2022.
7 of the 56 days reached 2 inches or more -- 12%, or about one hail day in 8, the last on 2026-05-17. They land in the same month as everything else, May. 19 of the 56 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 Wells -- 14 of the county's 56 hail days -- then Minneapolis (13), Bennington (12), Tescott (11) and Culver (9). Beyond those, NOAA names Oak Hill, Ada, Delphos, Niles, Miltonvale, Nne Minneapolis, Glasco and Wsw Culver on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| 6 N Wells | 10 | 2.50″ |
| Bennington | 7 | 2.50″ |
| Minneapolis | 7 | 2.50″ |
| Tescott | 7 | 2.00″ |
| Culver | 7 | 1.75″ |
The season runs April through August: 47 of the 56 hail days on record fall in those 5 months (84%). May is the single busiest month, with 19 of them (34%). That peak sits inside the window rather than at either end. Hail has also been reported in February, March, September and October, outside that window. January, November and December are the only months that have never produced a reported hail day.
| Month | Hail days |
|---|---|
| February | 1 |
| March | 2 |
| April | 9 |
| May | 19 |
| June | 9 |
| July | 4 |
| August | 6 |
| September | 5 |
| October | 1 |
That day put 1 report on the map, the biggest 1 inch near Wells. 3 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-05-18 | 1.00″ | 1 |
| 2026-05-17 | 2.00″ | 4 |
| 2026-05-14 | 1.25″ | 2 |
| 2025-04-22 | 1.50″ | 1 |
| 2025-04-01 | 1.00″ | 1 |
| 2025-03-27 | 1.50″ | 2 |
| 2024-06-15 | 1.00″ | 1 |
| 2024-06-13 | 1.50″ | 8 |
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 4 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: Saline County (45 hail days), Cloud County (52) and Lincoln County (54). Ottawa County takes more hail than any of them.
Saline County · Cloud County · Lincoln 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, Ottawa County, Kansas only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.