Hail in Montana, July 27, 2001

Name: Hail in Montana, July 27, 2001
Start: 2001-07-27T20:00
End: 2001-07-27T22:43
Location: Montana

July 27, 2001 · NWS BYZ · 6 events in 5 counties and zones

6 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

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
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.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Billings, MT wrote its last area forecast discussion before the first event at Jul 27, 7:00 PM MST, 1 hour earlier.

Area forecast discussion, Jul 27, 7:00 PM MST, 1 hour before

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In the hours before

Local storm report, Jul 27, 5:14 PM MST, 2 hours 46 minutes before

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Local storm report, Jul 27, 5:20 PM MST, 2 hours 40 minutes before

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The radar

The Billings radar (KBLX), 65 km away, was scanning. The volume nearest the first event began at 02:57 UTC.

Open the radar archive at this moment

Event by event

6 hail. Local standard time, as filed.

Hail, Golden Valley

When: July 27, 8:00 PM MST
Where: Golden Valley County, 5 mi S of Ryegate
Measured: 0.75 in hail
Reported by: TRAINED SPOTTER
Coordinates: 46.233, -109.250

Hail, Musselshell

When: July 27, 8:30 PM MST
Where: Musselshell County, 5 mi S of Roundup
Measured: 0.75 in hail
Reported by: TRAINED SPOTTER
Coordinates: 46.383, -108.533

Hail, Carbon

When: July 27, 8:42 PM MST
Where: Carbon County, Joliet
Measured: 0.75 in hail
Reported by: TRAINED SPOTTER
Coordinates: 45.483, -108.983

Hail, Yellowstone

When: July 27, 9:20 PM MST
Where: Yellowstone County, Ballantine
Measured: 0.75 in hail
Reported by: TRAINED SPOTTER
Coordinates: 45.950, -108.150

Hail, Yellowstone

When: July 27, 10:32 PM MST
Where: Yellowstone County, 5 mi N of Custer
Measured: 0.75 in hail
Reported by: TRAINED SPOTTER
Coordinates: 46.200, -107.550

Hail, Treasure

When: July 27, 10:43 PM MST
Where: Treasure County, 2 mi S of Hysham
Measured: 0.75 in hail
Reported by: TRAINED SPOTTER
Coordinates: 46.267, -107.233

What these are

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 2001 Every state in 2001 This day in weather history Warnings in Montana, July 2001

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 2026-10-01. Each event’s entry at NCEI: 5258291, 5258292, 5258293, 5258294, 5258295, 5258296.