The most recent reported hail day was 2026-04-14, 108 days ago. Richland County is hit in most years. The largest stone on record here is 2 inches, a hen egg and twice the National Weather Service's 1 inch severe criterion, reported on 2014-05-07 near Sabin.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Wisconsin. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-04-14, around Gillingham. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Richland 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 15 separate hail days here since 2010 -- 0.9 a year over 17 years of record. Those days carry 35 separate reports between them, two or three on a typical one. 6 of those 17 years produced none at all. The busiest single year was 2025, with 2 hail days. The last five years have run hotter than the long-run rate: 6 days since 2022, against 0.8 a year before that.
Most hail here stays under 2 inches: only 1 of the 15 days on record passed it, 7%, the last on 2014-05-07. They land in the same month as everything else, May. 5 of the 15 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of Wisconsin, see the Wisconsin hail map and history.
Reports cluster nearest Richland Center -- 6 of the county's 15 hail days -- then Sextonville (2) and Boaz (2). That one town is named on 40% of them.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Richland Center | 4 | 1.75″ |
| 3 Wnw Sabin | 1 | 2.00″ |
| 1 E Richland Center | 1 | 1.75″ |
| 2 ESE Sextonville | 1 | 1.75″ |
| 4 N Richland Center | 1 | 1.75″ |
The season runs April through August: 13 of the 15 hail days on record fall in those 5 months (87%). May is the single busiest month, with 5 of them (33%). That peak sits inside the window rather than at either end. Hail has also been reported in September, outside that window. Reports span 6 of the 12 calendar months; the other 6 have never produced one.
| Month | Hail days |
|---|---|
| April | 3 |
| May | 5 |
| June | 2 |
| July | 1 |
| August | 2 |
| September | 2 |
That day put 1 report on the map, the biggest 1 inch near Gillingham. 1 hail day has already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-04-14 | 1.00″ | 1 |
| 2025-05-15 | 1.50″ | 4 |
| 2025-04-17 | 1.75″ | 3 |
| 2024-06-24 | 1.00″ | 1 |
| 2024-05-18 | 1.25″ | 2 |
| 2023-07-28 | 1.75″ | 2 |
| 2021-08-07 | 1.00″ | 1 |
| 2018-04-13 | 1.75″ | 6 |
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 2 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: Sauk County (20 hail days), Vernon County (19) and Iowa County (18). Every one of them takes more hail than Richland County.
Sauk County · Vernon County · Iowa County
Back to the Wisconsin hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Richland County, Wisconsin only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.