◆ GRENVILLE, NM HAIL HISTORY · UNION COUNTY
Grenville, NM hail history & hail map
Grenville, New Mexico has had 6 hail events in the past 5 years, with hail up to 1.75″ (Golf Ball). Most recent: Aug 3, 2025. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
6Hail events in the past 5 years
1.75″Largest recorded hail · Golf Ball
1.50″Largest ground report (within 3 mi)
1.75″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Grenville, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Grenville
| Date | Peak hail | Sources |
|---|---|---|
| Aug 3, 2025 | 1.00″ Quarter | Radar 1.00″ |
| Jul 10, 2025 | 1.75″ Golf Ball | Radar 1.75″ |
| Jun 7, 2025 | 1.50″ Ping Pong Ball | Radar 1.25″ · 1 ground report (max 1.50″) |
| May 27, 2023 | 1.25″ Half Dollar | Radar 1.25″ |
| May 25, 2023 | 1.25″ Half Dollar | Radar 1.25″ |
| May 24, 2023 | 1.00″ Quarter | Radar 1.00″ |
More New Mexico hail history
All New Mexico cities & hail days →
Events count days with NOAA MRMS radar hail over Grenville (36.500, -103.650) 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.