◆ OSSEO, WI HAIL HISTORY · TREMPEALEAU COUNTY
Osseo, WI hail history & hail map
Osseo, Wisconsin has had 10 hail events in the past 5 years, with hail up to 1.75″ (Golf Ball). Most recent: Jun 20, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
10Hail events in the past 5 years
1.75″Largest recorded hail · Golf Ball
1.75″Largest ground report (within 3 mi)
1.00″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Osseo, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Osseo
| Date | Peak hail | Sources |
|---|---|---|
| Jun 20, 2026 | 0.75″ Penny | Radar 0.75″ |
| Jun 19, 2026 | 1.75″ Golf Ball | 3 ground reports (max 1.75″) |
| Apr 14, 2026 | 1.00″ Quarter | Radar 1.00″ |
| Apr 13, 2026 | 1.75″ Golf Ball | 2 ground reports (max 1.75″) |
| Aug 9, 2025 | 0.75″ Penny | Radar 0.75″ |
| Jul 4, 2025 | 0.75″ Penny | Radar 0.75″ · 1 ground report (max 0.75″) |
| May 18, 2024 | 1.75″ Golf Ball | 1 ground report (max 1.75″) |
| May 7, 2023 | 0.38″ Small | 1 ground report (max 0.38″) |
| Sep 21, 2022 | 0.75″ Penny | Radar 0.75″ · 1 ground report (max 0.70″) |
| Jul 24, 2022 | 0.50″ Small | 1 ground report (max 0.50″) |
More Wisconsin hail history
All Wisconsin cities & hail days →
Events count days with NOAA MRMS radar hail over Osseo (44.580, -91.220) or an NWS / CoCoRaHS hail report within 3 miles. Data window: NOAA MRMS radar hail swaths Oct 2021 – Nov 2026; NWS / NCEI Storm Events reports Nov 2024 – Jul 2026; CoCoRaHS volunteer reports Oct 2021 – present. Radar hail sizes are estimates, not ground truth; hail at any single address can differ.