Hail HistoryHome › Montana › Musselshell County
Hail history for Musselshell County, MT
146 hail reports in Musselshell County since 2006 on 52 days. The largest stones measured 4.25 in on Jun 24, 2007.
Recent hail in Musselshell County
| Date | Hail size | Where |
|---|---|---|
| Jul 16, 2026 | 1.75 in golf ball | Lavina 1 hail report |
| Jul 7, 2026 | 1.5 in ping pong ball | Klein 2 hail reports |
| Jul 28, 2025 | 1.75 in golf ball | Roundup Airport, Roundup 3 hail reports |
| Jun 15, 2025 | 1 in quarter | Roundup Airport 1 hail report |
One row per day: the largest hail reported in the county that day, the places and the number of reports.
Hail days in Musselshell County by year
When hail season peaks in Musselshell County
Damaging thunderstorm winds in Musselshell County
37 reports of damaging thunderstorm wind in Musselshell County since 2006, on 25 days. The strongest measured gust was 71 mph on Jun 19, 2013.
| Date | Strongest gust | Where |
|---|---|---|
| Sep 7, 2026 | 51 mph, measured | Roundup 1 wind report |
| Aug 17, 2026 | 53 mph, measured | Klein 1 wind report |
| Jul 24, 2026 | 56 mph, measured | Roundup, Klein 3 wind reports |
| Jul 16, 2026 | 66 mph, measured | Klein 1 wind report |
| Jul 14, 2026 | 62 mph, estimated | Roundup 2 wind reports |
| Jul 12, 2026 | 50 mph, measured | Roundup 1 wind report |
| Jun 27, 2024 | 61 mph, measured | Musselshell 1 wind report |
| Jul 9, 2022 | 62 mph, measured | Roundup Airport 1 wind report |
| Jul 7, 2021 | 62 mph, measured | Elso 1 wind report |
| May 31, 2018 | 60 mph, measured | Roundup 1 wind report |
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 Musselshell 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).