◆ CACTUS FLATS, SD HAIL HISTORY · JACKSON COUNTY
Cactus Flats, SD hail history & hail map
Cactus Flats, South Dakota has had 7 hail events in the past 5 years, with hail up to 4.50″ (Softball). Most recent: Aug 12, 2026. Free hail map, storm dates and NWS/CoCoRaHS reports.
✓ Data compiled by a degreed meteorologist from NOAA & NWS sources
7Hail events in the past 5 years
4.50″Largest recorded hail · Softball
4.50″Largest ground report (within 3 mi)
1.00″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Cactus Flats, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Cactus Flats
| Date | Peak hail | Sources |
|---|---|---|
| Aug 12, 2026 | 1.00″ Quarter | Radar 1.00″ |
| Jun 2, 2026 | 1.75″ Golf Ball | Radar 1.00″ · 2 ground reports (max 1.75″) |
| Jul 2, 2025 | 1.00″ Quarter | Radar 1.00″ |
| Jul 1, 2025 | 1.75″ Golf Ball | Radar 1.00″ · 2 ground reports (max 1.75″) |
| Jun 29, 2025 | 4.50″ Softball | 1 ground report (max 4.50″) |
| Jul 30, 2023 | 1.00″ Quarter | Radar 1.00″ |
| Jul 4, 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 Cactus Flats (43.830, -101.870) 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.