Tornadoes and Hail in Montana, July 6, 1955

Name: Tornadoes and Hail in Montana, July 6, 1955
Start: 1955-07-06T15:10
End: 1955-07-06T21:15
Location: Montana

July 6, 1955 · 5 events in 4 counties and zones

3 tornado, 2 hail, 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: $53,000
Crop damage: None recorded
Events: 5

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

3 tornado, 2 hail. Local standard time, as filed.

Hail, Yellowstone

When: July 6, 3:10 PM CST
Where: Yellowstone County
Measured: 3 in hail
Coordinates: 45.780, -108.500

Tornado, Yellowstone

When: July 6, 3:30 PM CST
Where: Yellowstone County
Path length: 2 mi
Path width: 50 yd
Property damage: $25,000
Coordinates: 45.880, -108.300

Tornado, Treasure

When: July 6, 5:30 PM CST
Where: Treasure County
Rating: F1
Path length: 2 mi
Path width: 73 yd
Property damage: $3,000
Coordinates: 46.230, -107.270

Hail, Musselshell

When: July 6, 6:15 PM CST
Where: Musselshell County
Measured: 2 in hail
Coordinates: 46.580, -108.500

Tornado, Prairie

When: July 6, 9:15 PM CST
Where: Prairie County
Rating: F1
Path width: 1,000 yd
Property damage: $25,000
Coordinates: 46.770, -105.320

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 1955 Every state in 1955 This day in weather history The tornado archive for Montana, 1955

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: 10073333, 10073334, 10073335, 10073336, 10073337.