Grant County was hit as recently as 2026-06-25, 36 days ago. Grant County is hit in most years, and usually several times over. The largest stone on record here is 4.25 inches and 4.2 times the National Weather Service's 1 inch severe criterion, reported on 2017-06-20 near Ulysses.
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 2026-06-25, around Hickok. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Grant 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 45 separate hail days here since 2010 -- 2.6 a year over 17 years of record. Those days carry 95 separate reports between them, two or three on a typical one. 2 of those 17 years produced none at all. The busiest single year was 2018, with 7 hail days. The last five years track the long-run rate, with 10 days since 2022.
9 of the 45 days reached 2 inches or more -- 20%, or about one hail day in 5, the last on 2025-05-28. Those big days do not follow the county's usual calendar: most of them fall in June, not May. 18 of the 45 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 Ulysses -- 29 of the county's 45 hail days -- then Hickok (14), Big Bow (13), Ryus (4) and Cave (2). That one town is named on 64% of them.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Ulysses | 9 | 4.25″ |
| 3 ENE Big Bow | 5 | 2.75″ |
| 10 NNE Hickok | 4 | 1.75″ |
| 1 W Ulysses | 3 | 1.50″ |
| 7 ENE Hickok | 2 | 2.50″ |
The season runs April through July: 38 of the 45 hail days on record fall in those 4 months (84%). May is the single busiest month, with 14 of them (31%). That peak sits inside the window rather than at either end. January, September and December are the only months that have never produced a reported hail day.
| Month | Hail days |
|---|---|
| February | 1 |
| March | 1 |
| April | 5 |
| May | 14 |
| June | 14 |
| July | 5 |
| August | 3 |
| October | 1 |
| November | 1 |
That day put 1 report on the map, the biggest 1 inch near Hickok. 1 hail day has already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-06-25 | 1.00″ | 1 |
| 2025-07-10 | 1.00″ | 1 |
| 2025-05-28 | 2.00″ | 2 |
| 2024-06-08 | 2.50″ | 1 |
| 2024-05-28 | 1.25″ | 3 |
| 2024-04-27 | 1.00″ | 4 |
| 2023-07-06 | 1.75″ | 1 |
| 2023-06-15 | 1.75″ | 3 |
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 4.25 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: Stanton County (57 hail days), Haskell County (40) and Stevens County (44). Grant County sits in between.
Stanton County · Haskell County · Stevens 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, Grant County, Kansas only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.