◆ PROSPECT, WI HAIL HISTORY · WAUKESHA COUNTY
Prospect, WI hail history & hail map
Prospect, Wisconsin has had 4 hail events in the past 5 years, with hail up to 1.00″ (Quarter). Most recent: May 15, 2025. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
4Hail events in the past 5 years
1.00″Largest recorded hail · Quarter
1.00″Largest ground report (within 3 mi)
1.00″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Prospect, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Prospect
| Date | Peak hail | Sources |
|---|---|---|
| May 15, 2025 | 1.00″ Quarter | 2 ground reports (max 1.00″) |
| Apr 18, 2025 | 1.00″ Quarter | 2 ground reports (max 1.00″) |
| Jul 22, 2023 | 0.50″ Small | 1 ground report (max 0.50″) |
| Jun 13, 2022 | 1.00″ Quarter | Radar 1.00″ |
More Wisconsin hail history
All Wisconsin cities & hail days →
Events count days with NOAA MRMS radar hail over Prospect (42.940, -88.130) 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.