Hail History

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Hail history for Carbon County, MT

Last hail in the countyAug 18, 20260.88 in (nickel)
Hail days, last 12 months2
Largest hail since 20062 in (hen egg)Jul 28, 2025
Hail days since 200630
Days with hail 1 inch or larger23
Tornadoes in the county1
Damaging wind reports in the county27

62 hail reports in Carbon County since 2006 on 30 days. The largest stones measured 2 in (hen egg) on Jul 28, 2025.

Recent hail in Carbon County

DateHail sizeWhereSource
Aug 18, 20260.88 in
nickel
Fox
1 hail report
NWS storm report (preliminary)
Jun 27, 20261 in
quarter
Bridger
1 hail report
NOAA Storm Events
Jul 28, 20252 in
hen egg
Joliet
1 hail report
NOAA Storm Events
Jun 16, 20251.25 in
half dollar
Red Lodge
2 hail reports
NOAA Storm Events
Jun 13, 20251.5 in
ping pong ball
Roberts, Rockvale
4 hail reports
NOAA Storm Events

One row per day: the largest hail reported in the county that day, the places and the number of reports.

Hail days in Carbon County by year

10607208091021112213142151161175184193201212212324325226

When hail season peaks in Carbon County

JanFebMarApr3May13Jun9Jul5AugSepOctNovDec

Damaging thunderstorm winds in Carbon County

27 reports of damaging thunderstorm wind in Carbon County since 2006, on 25 days. The strongest measured gust was 87 mph on May 4, 2025.

DateStrongest gustWhereSource
Aug 30, 202646 mph, measuredWashoe
1 wind report
NWS storm report (preliminary)
Aug 23, 202654 mph, measuredWashoe
1 wind report
NWS storm report (preliminary)
Jul 29, 202663 mph, measuredWashoe
1 wind report
NWS storm report (preliminary)
May 13, 202670 mph, measuredHillsboro
1 wind report
NOAA Storm Events
Aug 12, 202592 mph, estimatedBridger
1 wind report
NOAA Storm Events
Jun 11, 202564 mph, measuredRed Lodge Airport
1 wind report
NOAA Storm Events
May 11, 202564 mph, measuredHillsboro
1 wind report
NOAA Storm Events
May 4, 202587 mph, measuredRed Lodge Airport
1 wind report
NOAA Storm Events
Sep 3, 202470 mph, estimatedRoscoe, Bearcreek
2 wind reports
NOAA Storm Events
Jun 14, 202466 mph, measuredBearcreek
1 wind report
NOAA Storm Events

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 Carbon 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).