Tornado and Hail in Montana, July 11, 1965

Name: Tornado and Hail in Montana, July 11, 1965
Start: 1965-07-11T19:00
End: 1965-07-11T21:30
Location: Montana

July 11, 1965 · 6 events in 4 counties and zones

5 hail, 1 tornado, as filed by the National Weather Service.

Where it happened

Every event with a place to put it. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

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The toll

Deaths: 0
Injuries: 0
Property damage: $25,000
Crop damage: None recorded
Events: 6

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

Event by event

5 hail, 1 tornado. Local standard time, as filed.

Hail, Rosebud

When: July 11, 7:00 PM CST
Where: Rosebud County
Measured: 3 in hail
Coordinates: 46.700, -107.680

Hail, Rosebud

When: July 11, 7:00 PM CST
Where: Rosebud County
Measured: 6 in hail
Coordinates: 46.580, -107.800

Hail, Custer

When: July 11, 8:30 PM CST
Where: Custer County
Measured: 2.75 in hail
Coordinates: 46.700, -105.400

Hail, Yellowstone

When: July 11, 9:00 PM CST
Where: Yellowstone County
Measured: 1.5 in hail
Coordinates: 45.780, -108.400

Tornado, Custer

When: July 11, 9:30 PM CST
Where: Custer County
Rating: F2
Path length: 5.4 mi
Path width: 67 yd
Property damage: $25,000
Coordinates: 46.600, -104.800

Hail,

When: July 11, 9:30 PM CST
Where: County
Measured: 2.75 in hail
Coordinates: 46.580, -104.800

What these are

Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Tornado: A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Montana in 1965 Every state in 1965 This day in weather history The tornado archive for Montana, 1965

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 10070074, 10070075, 10070076, 10070077, 10070078, 10070079.