◆ JAMESVILLE, SD HAIL HISTORY · YANKTON COUNTY
Jamesville, SD hail history & hail map
Jamesville, South Dakota has had 6 hail events in the past 5 years, with hail up to 2.00″ (Golf Ball). Most recent: Aug 21, 2026. 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
2.00″Largest recorded hail · Golf Ball
1.75″Largest ground report (within 3 mi)
2.00″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Jamesville, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Jamesville
| Date | Peak hail | Sources |
|---|---|---|
| Aug 21, 2026 | 1.00″ Quarter | Radar 0.75″ · 1 ground report (max 1.00″) |
| May 17, 2026 | 1.75″ Golf Ball | Radar 1.75″ |
| Jul 7, 2025 | 2.00″ Golf Ball | Radar 2.00″ · 1 ground report (max 1.75″) |
| Jun 29, 2025 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| Jul 26, 2022 | 1.00″ Quarter | Radar 1.00″ |
| Jun 25, 2022 | 0.75″ Penny | Radar 0.75″ |
More South Dakota hail history
All South Dakota cities & hail days →
Events count days with NOAA MRMS radar hail over Jamesville (43.080, -97.540) 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.