Washington County was hit as recently as 2026-07-03, 28 days ago. Washington 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 2016-04-26 near Hanover.
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 2026-07-03, around Morrowville. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Washington 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 46 separate hail days here since 2010 -- 2.7 a year over 17 years of record. Those days carry 109 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 2016, with 6 hail days. The last five years track the long-run rate, with 14 days since 2022.
8 of the 46 days reached 2 inches or more -- 17%, or about one hail day in 6, the last on 2026-04-09. They land in the same month as everything else, April. 13 of the 46 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 Hanover -- 12 of the county's 46 hail days -- then Greenleaf (11), Washington (10), Morrowville (10) and Linn (8). Beyond those, NOAA names Haddam, Agenda, Barnes, Hollenburg, Clifton and Palmer on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Hanover | 6 | 3.00″ |
| Greenleaf | 6 | 1.00″ |
| Washington | 5 | 2.75″ |
| 2 WNW Linn | 4 | 2.75″ |
| Clifton | 4 | 2.00″ |
The season runs April through August: 37 of the 46 hail days on record fall in those 5 months (80%). April is the single busiest month, with 12 of them (26%). That peak opens the window: the season starts at its worst and eases off from there. 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 | 3 |
| April | 12 |
| May | 8 |
| June | 9 |
| July | 3 |
| August | 5 |
| September | 3 |
| October | 3 |
That day put 1 report on the map, the biggest 1.25 inches near Morrowville. 4 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-07-03 | 1.25″ | 1 |
| 2026-05-17 | 1.00″ | 1 |
| 2026-05-16 | 1.25″ | 3 |
| 2026-04-09 | 2.00″ | 7 |
| 2025-04-24 | 1.00″ | 1 |
| 2025-04-23 | 1.00″ | 1 |
| 2024-08-14 | 1.25″ | 3 |
| 2024-05-25 | 1.25″ | 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, over the state line included: Marshall County (45 hail days), Clay County (32), Republic County (32) and Jefferson County, Nebraska (47). Washington County sits in between.
Marshall County · Clay County · Republic County · Jefferson County, Nebraska
Back to the Kansas hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Washington County, Kansas only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.