◆ HERMAN, MN HAIL HISTORY · GRANT COUNTY
Herman, MN hail history & hail map
Herman, Minnesota has had 5 hail events in the past 5 years, with hail up to 1.50″ (Ping Pong Ball). Most recent: Sep 11, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
5Hail events in the past 5 years
1.50″Largest recorded hail · Ping Pong Ball
1.50″Largest ground report (within 3 mi)
1.00″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Herman, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Herman
| Date | Peak hail | Sources |
|---|---|---|
| Sep 11, 2026 | 1.25″ Half Dollar | 1 ground report (max 1.25″) |
| Jul 7, 2026 | 0.75″ Penny | Radar 0.75″ |
| Jun 23, 2026 | 0.25″ Small | 1 ground report (max 0.25″) |
| Jul 29, 2025 | 1.00″ Quarter | Radar 1.00″ |
| Jul 27, 2025 | 1.50″ Ping Pong Ball | 1 ground report (max 1.50″) |
More Minnesota hail history
All Minnesota cities & hail days →
Events count days with NOAA MRMS radar hail over Herman (45.810, -96.140) 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.