Hail in Lyon County, Iowa
Radar recorded hail of 1 inch or larger in Lyon County on 35 days since October 2020. That is more than 68% of US counties. It ranks 43 of 99 in Iowa.
The largest radar estimate was 3.05 inches on August 28, 2021. 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 | 8 |
| 2022 | 4 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 7 |
| 2026 | 9 |
Largest hail days
| Storm day | Radar estimate |
|---|---|
| August 28, 2021 | 3.05 in |
| June 27, 2026 | 2.5 in |
| June 2, 2025 | 2.25 in |
| May 28, 2022 | 2.15 in |
| August 5, 2021 | 2.1 in |
| July 5, 2022 | 1.9 in |
Ground reports
Within this area, storm spotters and weather offices logged 22 hail reports since October 2020, and 34 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 Iowa
- Franklin County: 63 days
- Plymouth County: 61 days
- Mitchell County: 58 days
- Story County: 58 days
- Woodbury County: 56 days
- Adair County: 55 days