Hail in Oglala Lakota County, South Dakota
Radar recorded hail of 1 inch or larger in Oglala Lakota County on 130 days since October 2020. That is more than 99% of US counties. It ranks 3 of 66 in South Dakota.
The largest radar estimate was 7.5 inches on July 25, 2024. The most recent 1-inch day was September 6, 2026. Radar estimates and ground reports often differ, so see how they compare.
See the county center on the map
Days of 1-inch hail by year
| Year | Days |
|---|---|
| 2020 (from October) | 0 |
| 2021 | 11 |
| 2022 | 15 |
| 2023 | 29 |
| 2024 | 30 |
| 2025 | 24 |
| 2026 | 21 |
Largest hail days
| Storm day | Radar estimate |
|---|---|
| July 25, 2024 | 7.5 in |
| July 11, 2024 | 7.25 in |
| July 19, 2025 | 4.55 in |
| August 12, 2023 | 4.5 in |
| June 28, 2026 | 3.85 in |
| June 29, 2025 | 3.55 in |
Ground reports
Within this area, storm spotters and weather offices logged 63 hail reports since October 2020, and 24 tornadoes started here since 1950.
Figures cover a circle with the same land area as the county, centered on it, so edges are approximate.
Most hail days in South Dakota
- Pennington County: 168 days
- Custer County: 160 days
- Lawrence County: 124 days
- Meade County: 120 days
- Butte County: 115 days
- Fall River County: 111 days