Buffalo County, Wisconsin Hail Map & History
The most recent reported hail day was 2026-06-05, 101 days ago. Buffalo County is hit in most years. 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 2026-04-13 near Waumandee.
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 2026-06-05, around Fountain City. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Buffalo 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 ->How often it hails in Buffalo County
NOAA's Storm Prediction Center has logged 20 separate hail days here since 2010 -- 1.2 a year over 17 years of record. Those days carry 41 separate reports between them, two or three on a typical one. 4 of those 17 years produced none at all. One year dominates the record: 2017 alone produced 4 of the 20 days. The last five years track the long-run rate, with 7 days since 2022.
4 of the 20 days reached 2 inches or more -- 20%, or about one hail day in 5, the last on 2026-04-13. They land in the same month as everything else, June. 9 of the 20 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of Wisconsin, see the Wisconsin hail map and history.
Hardest-hit places in Buffalo County
Reports cluster nearest Nelson -- 8 of the county's 20 hail days -- then Cochrane (5), Fountain City (4), Alma (3) and Waumandee (2). That one town is named on 40% of them. Beyond those, NOAA names Dodge, Montana, Gilmanton and Mondovi on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Nelson | 7 | 1.25″ |
| Cochrane | 3 | 2.50″ |
| 1 NW Nelson | 2 | 1.50″ |
| Montana | 2 | 1.50″ |
| 1 ESE Waumandee | 1 | 3.00″ |
When it hails in Buffalo County
The season runs April through July: 17 of the 20 hail days on record fall in those 4 months (85%). June is the single busiest month, with 6 of them (30%). That peak sits inside the window rather than at either end. Hail has also been reported in August and 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 | 6 |
| July | 3 |
| August | 2 |
| September | 1 |
Recent Buffalo County hail days
That day put 1 report on the map, the biggest 1.5 inches near Fountain City. 2 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-06-05 | 1.50″ | 1 |
| 2026-04-13 | 3.00″ | 5 |
| 2025-06-19 | 1.25″ | 3 |
| 2025-05-15 | 1.00″ | 1 |
| 2024-07-13 | 1.00″ | 1 |
| 2022-09-20 | 1.00″ | 1 |
| 2022-05-11 | 1.00″ | 2 |
| 2021-06-17 | 2.50″ | 3 |
How to read the Buffalo County map
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.
Nearby counties
The nearest counties with a page of their own, over the state line included: Trempealeau County (43 hail days), Eau Claire County (20), Pierce County (19), Wabasha County, Minnesota (17) and Winona County, Minnesota (36). Buffalo County sits in between.
Trempealeau County · Eau Claire County · Pierce County · Wabasha County, Minnesota · Winona County, Minnesota
Back to the Wisconsin hail map or the U.S. hail map.
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Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Buffalo County, Wisconsin only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.