Hail HistoryHail history for Mahaska County, IA
40 hail reports in Mahaska County since 2006 on 23 days. The largest stones measured 3 in (tea cup) on Jun 5, 2011.
Cities in Mahaska County
Recent hail in Mahaska County
No hail was reported in Mahaska County in the last two years.
Hail days in Mahaska County by year
When hail season peaks in Mahaska County
Damaging thunderstorm winds in Mahaska County
82 reports of damaging thunderstorm wind in Mahaska County since 2006, on 49 days. The strongest measured gust was 97 mph on Apr 14, 2012.
| Date | Strongest gust | Where |
|---|---|---|
| Jun 20, 2025 | 58 mph, estimated | Keomah 1 wind report |
| Mar 14, 2025 | 67 mph, measured | Oskaloosa Muni Airport 1 wind report |
| Jul 29, 2024 | 62 mph, measured | Oskaloosa Muni Airport 1 wind report |
| Jul 15, 2024 | 61 mph, measured | Oskaloosa, Rose Hill 2 wind reports |
| May 24, 2024 | 71 mph, measured | Oskaloosa Muni Airport, New Sharon 2 wind reports |
| May 19, 2024 | 59 mph, measured | New Sharon 1 wind report |
| Apr 27, 2024 | 60 mph, estimated | Oskaloosa 2 wind reports |
| Dec 15, 2021 | 70 mph, estimated | Oskaloosa, Oskaloosa Muni Airport 2 wind reports |
| Aug 10, 2020 | 75 mph, measured | Leighton 1 wind report |
| Jul 20, 2019 | 64 mph, estimated | Oskaloosa, Cedar 2 wind reports |
Severe thunderstorm wind means gusts of 58 mph or more, or wind that caused damage. Measured gusts come from weather stations; estimated ones from spotters and damage surveys.
Filing a roof or car hail claim?
Insurers ask for the date of loss. The dates on this page are when hail was reported near Mahaska County; hail can hit one street and miss the next, so a report is not proof of damage at your address. A licensed roofer or your insurance adjuster can inspect the roof. Many policies set a time limit for filing a claim — check yours.
Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then).