Hail and Damaging Wind in Montana, July 22, 2005

Name: Hail and Damaging Wind in Montana, July 22, 2005
Start: 2005-07-22T18:20
End: 2005-07-22T20:20
Location: Montana

July 22, 2005 · NWS BYZ · 8 events in 4 counties and zones

5 hail, 2 heavy rain, 1 thunderstorm wind, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. 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

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 8

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.

The radar

The Billings radar (KBLX), 184 km away, was scanning. The volume nearest the first event began at 01:19 UTC.

Open the radar archive at this moment

Event by event

5 hail, 2 heavy rain, 1 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Rosebud

When: July 22, 6:20 PM MST
Where: Rosebud County, 1 mi N of Ashland
Measured: 70 kt (81 mph) estimated gust
Reported by: TRAINED SPOTTER
Coordinates: 45.617, -106.267

Gusty winds blew down several trees on the Pow Wow grounds with additional tree branches of 6 inches or larger in diameter broken.

Heavy Rain, Powder River

When: July 22, 6:20 PM MST
Where: Powder River County, 15 mi NW of Sonnette
Reported by: TRAINED SPOTTER
Coordinates: 45.395, -105.630 (the zone’s center; the record gives no point)

0.95 inches of rain in less than 30 minutes

Hail, Rosebud

When: July 22, 6:20 PM MST
Where: Rosebud County, Ashland
Measured: 0.88 in hail
Reported by: TRAINED SPOTTER
Coordinates: 45.600, -106.267

Gusty winds also reported with tree branches from 3-6 inches in diameter broken.

Heavy Rain, Powder River

When: July 22, 6:20 PM MST
Where: Powder River County, 16 mi NW of Sonnette
Reported by: TRAINED SPOTTER
Coordinates: 45.395, -105.630 (the zone’s center; the record gives no point)

0.75 inches of rain in 5-10 minutes

Hail, Powder River

When: July 22, 6:35 PM MST
Where: Powder River County, Coalwood
Measured: 1 in hail
Reported by: TRAINED SPOTTER
Coordinates: 45.733, -105.583

Hail, Custer

When: July 22, 7:35 PM MST
Where: Custer County, 10 mi S of Mizpah
Measured: 1 in hail
Reported by: TRAINED SPOTTER
Coordinates: 46.100, -105.267

Hail, Custer

When: July 22, 8:00 PM MST
Where: Custer County, 17 mi S of Ismay
Measured: 1.5 in hail
Reported by: TRAINED SPOTTER
Coordinates: 46.250, -104.783

Hail, Fallon

When: July 22, 8:20 PM MST
Where: Fallon County, 14 mi W of Plevna
Measured: 0.75 in hail
Reported by: TRAINED SPOTTER
Coordinates: 46.417, -104.817

What these are

Thunderstorm Wind: Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
Heavy Rain: Rainfall totals unusual for the place and season that did not produce a flood.
Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

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

The same day elsewhere

Every storm in Montana in 2005 Every state in 2005 This day in weather history Warnings in Montana, July 2005

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 2026-09-30. Each event’s entry at NCEI: 5467049, 5467101, 5467102, 5467103, 5467104, 5467105, 5467106, 5467107.