Marathon County was hit as recently as 2026-06-24, 37 days ago. Marathon 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 2024-07-13 near Poniatowski.
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 2026-06-24, around Marshfield. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Marathon County addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.
Get free access Check an addressOur US-based call center calls the homeowners in this storm and books roof inspections straight onto your calendar. You work the storm; we fill the schedule. We dial -- you do not have to knock a single door.
See call-center options ->NOAA's Storm Prediction Center has logged 30 separate hail days here since 2010 -- 1.8 a year over 17 years of record. Those days carry 76 separate reports between them, two or three on a typical one. 3 of those 17 years produced none at all. The busiest single year was 2026, with 4 hail days. The last five years have run hotter than the long-run rate: 15 days since 2022, against 1.2 a year before that.
4 of the 30 days reached 2 inches or more -- 13%, or about one hail day in 8, the last on 2026-05-27. Those big days do not follow the county's usual calendar: most of them fall in April, not May. 8 of the 30 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 Wausau -- 10 of the county's 30 hail days -- then Schofield (4), Marshfield (3), Mosinee (3) and Evergreen (3). Beyond those, NOAA names Weston, Rothschild, Brokaw, Hatley, Hogarty, Colby, Hamburg, Marathon City and Stratford on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Wausau | 5 | 1.25″ |
| Schofield | 3 | 1.00″ |
| 2 N Marshfield | 2 | 2.00″ |
| 1 E Wausau | 2 | 1.50″ |
| 2 E Evergreen | 2 | 1.25″ |
The season runs April through July: 25 of the 30 hail days on record fall in those 4 months (83%). May is the single busiest month, with 8 of them (27%). That peak sits inside the window rather than at either end. Hail has also been reported in March, August and October, outside that window. Reports span 7 of the 12 calendar months; the other 5 have never produced one.
| Month | Hail days |
|---|---|
| March | 1 |
| April | 2 |
| May | 8 |
| June | 8 |
| July | 7 |
| August | 2 |
| October | 2 |
That day put 2 reports on the map, the biggest 1 inch near Marshfield. 4 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-06-24 | 1.00″ | 2 |
| 2026-05-27 | 2.00″ | 18 |
| 2026-04-13 | 2.00″ | 4 |
| 2026-03-30 | 1.75″ | 1 |
| 2025-07-18 | 1.75″ | 3 |
| 2025-05-15 | 1.75″ | 4 |
| 2025-04-28 | 1.00″ | 1 |
| 2024-07-13 | 3.00″ | 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: Portage County (21 hail days), Wood County (21) and Clark County (22). Marathon County takes more hail than any of them.
Portage County · Wood County · Clark 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, Marathon County, Wisconsin only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.