◆ OKATON, SD HAIL HISTORY · JONES COUNTY
Okaton, SD hail history & hail map
Okaton, South Dakota has had 11 hail events in the past 5 years, with hail up to 2.50″ (Tennis Ball). Most recent: Sep 4, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
11Hail events in the past 5 years
2.50″Largest recorded hail · Tennis Ball
2.50″Largest ground report (within 3 mi)
2.25″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Okaton, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Okaton
| Date | Peak hail | Sources |
|---|---|---|
| Sep 4, 2026 | 0.25″ Small | 1 ground report (max 0.25″) |
| Aug 25, 2026 | 0.75″ Penny | Radar 0.75″ |
| Aug 24, 2026 | 0.38″ Small | 1 ground report (max 0.38″) |
| Jul 4, 2026 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| Jun 29, 2026 | 1.50″ Ping Pong Ball | Radar 1.50″ · 2 ground reports (max 1.50″) |
| Jun 9, 2026 | 0.25″ Small | 1 ground report (max 0.25″) |
| Apr 21, 2025 | 0.25″ Small | 1 ground report (max 0.25″) |
| Sep 14, 2024 | 0.75″ Penny | Radar 0.75″ · 2 ground reports (max 0.25″) |
| Jul 29, 2024 | 2.50″ Tennis Ball | Radar 2.25″ · 2 ground reports (max 2.50″) |
| Sep 21, 2023 | 1.00″ Quarter | Radar 1.00″ |
| Jun 13, 2022 | 1.25″ Half Dollar | Radar 1.25″ |
More South Dakota hail history
All South Dakota cities & hail days →
Events count days with NOAA MRMS radar hail over Okaton (43.880, -100.950) 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.