Hail in Rock County, Minnesota
Radar recorded hail of 1 inch or larger in Rock County on 38 days since October 2020. That is more than 72% of US counties. It ranks 18 of 87 in Minnesota.
The largest radar estimate was 4.75 inches on August 25, 2021. The most recent 1-inch day was August 18, 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 | 5 |
| 2022 | 13 |
| 2023 | 9 |
| 2024 | 2 |
| 2025 | 6 |
| 2026 | 3 |
Largest hail days
| Storm day | Radar estimate |
|---|---|
| August 25, 2021 | 4.75 in |
| August 4, 2022 | 3.5 in |
| August 21, 2023 | 2.55 in |
| May 17, 2026 | 2.4 in |
| June 22, 2025 | 2.1 in |
| May 28, 2022 | 2.05 in |
Ground reports
Within this area, storm spotters and weather offices logged 15 hail reports since October 2020, and 13 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 Minnesota
- Mower County: 71 days
- St. Louis County: 71 days
- Nobles County: 59 days
- Koochiching County: 53 days
- Murray County: 51 days
- Polk County: 51 days