Thunderstorm Wind, Yellowstone
- When
- June 17, 10:40 PM MST to 10:45 PM MST
- Where
- Yellowstone County, Ballantine
- Measured
- 78 kt (90 mph)
- Coordinates
- 45.950, -108.150
strong winds turned over old unused 10,000 gallon gasoline storage tank. Also some plate glass windows blown out of truck stop.
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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 episode as NWS BYZ wrote it up.
strong winds turned over old unused 10,000 gallon gasoline storage tank. Also some plate glass windows blown out of truck stop.
The Billings radar (KBLX), 37 km away, was scanning. The volume nearest the first event began at 05:41 UTC.
1 thunderstorm wind. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Montana in 1997Every state in 1997This day in weather historyWarnings in Montana, June 1997
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: 5604647.