◆ PARKMAN, WY HAIL HISTORY · SHERIDAN COUNTY
Parkman, WY hail history & hail map
Parkman, Wyoming has had 4 hail events in the past 5 years, with hail up to 1.75″ (Golf Ball). Most recent: Jul 19, 2026. 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
1.75″Largest recorded hail · Golf Ball
1.75″Largest ground report (within 3 mi)
1.25″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Parkman, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Parkman
| Date | Peak hail | Sources |
|---|---|---|
| Jul 19, 2026 | 1.25″ Half Dollar | Radar 1.25″ |
| Jun 17, 2025 | 1.75″ Golf Ball | 1 ground report (max 1.75″) |
| Jun 16, 2025 | 1.75″ Golf Ball | 1 ground report (max 1.75″) |
| Jun 6, 2022 | 1.25″ Half Dollar | 1 ground report (max 1.25″) |
More Wyoming hail history
All Wyoming cities & hail days →
Events count days with NOAA MRMS radar hail over Parkman (44.990, -107.280) 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.