◆ SIOUX FALLS, SD HAIL HISTORY · LINCOLN COUNTY
Sioux Falls, SD hail history & hail map
Sioux Falls, South Dakota has had 11 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
11Hail events in the past 5 years
2.00″Largest recorded hail · Golf Ball
1.50″Largest ground report (within 3 mi)
2.00″Largest radar-estimated hail
Radar hail swaths (NOAA MRMS MESH) in the past 5 years over Sioux Falls, shaded by hail size; blue dots are ground reports.
Recent hail storm dates in Sioux Falls
| Date | Peak hail | Sources |
|---|---|---|
| Aug 21, 2026 | 1.00″ Quarter | 1 ground report (max 1.00″) |
| Jul 5, 2026 | 1.00″ Quarter | Radar 1.00″ |
| May 25, 2026 | 0.75″ Penny | Radar 0.75″ |
| May 17, 2026 | 1.50″ Ping Pong Ball | Radar 1.50″ · 4 ground reports (max 1.50″) |
| Apr 13, 2026 | 1.00″ Quarter | 5 ground reports (max 1.00″) |
| Jul 27, 2025 | 0.62″ Small | 1 ground report (max 0.62″) |
| Jul 23, 2025 | 0.75″ Penny | Radar 0.75″ |
| Aug 11, 2023 | 0.50″ Small | 1 ground report (max 0.50″) |
| Mar 31, 2023 | 0.50″ Small | 1 ground report (max 0.50″) |
| May 30, 2022 | 0.38″ Small | 1 ground report (max 0.38″) |
| May 29, 2022 | 2.00″ Golf Ball | Radar 2.00″ |
More South Dakota hail history
All South Dakota cities & hail days →
Events count days with NOAA MRMS radar hail over Sioux Falls (43.490, -96.710) 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.