◆ HARLOWTON, MT HAIL HISTORY · WHEATLAND COUNTY
Harlowton, MT hail history & hail map
Harlowton, Montana has had 2 hail events in the past 5 years, with hail up to 2.00″ (Golf Ball). Most recent: Jul 21, 2025. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
2Hail events in the past 5 years
2.00″Largest recorded hail · Golf Ball
2.00″Largest ground report (within 3 mi)
1.75″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Harlowton, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Harlowton
| Date | Peak hail | Sources |
|---|---|---|
| Jul 21, 2025 | 1.25″ Half Dollar | Radar 1.25″ |
| Jun 13, 2025 | 2.00″ Golf Ball | Radar 1.75″ · 1 ground report (max 2.00″) |
More Montana hail history
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Events count days with NOAA MRMS radar hail over Harlowton (46.470, -109.770) 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.