Heavy Snow, Southwest Big Horn Basin
- When
- January 9, 6:00 PM MST to January 10, 2:00 PM MST
- Where
- Southwest Big Horn Basin forecast zone
- Coordinates
- 43.719, -108.442 (the zone’s center; the record gives no point)
Heavy Snow in Wyoming, January 9 to 10, 1997
Up to 18 inches of snow in the Big Horn Basin and western slopes of the Big Horn Mountains.
Where it happened
Every event with a place to put it; 3 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
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 3
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 happened
The episode as NWS RIW wrote it up.
Up to 18 inches of snow in the Big Horn Basin and western slopes of the Big Horn Mountains.
The radar
The national radar mosaic for the moment the first event began.
Event by event
3 heavy snow. Local standard time, as filed.
Heavy Snow, Bighorn Mountains Southeast
- When
- January 9, 6:00 PM MST to January 10, 2:00 PM MST
- Where
- Bighorn Mountains Southeast forecast zone
- Coordinates
- 43.635, -107.022 (the zone’s center; the record gives no point)
Heavy Snow, Upper Green River Basin
- When
- January 9, 6:00 PM MST to January 10, 2:00 PM MST
- Where
- Upper Green River Basin forecast zone
- Coordinates
- 42.433, -109.520 (the zone’s center; the record gives no point)
What these are
- Heavy Snow
- Snowfall reaching the local warning threshold without the other hazards of a winter storm.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Blizzard in North Dakota, January 9 to 11, 1997
- Blizzard in South Dakota, January 9 to 10, 1997
- Winter Weather in New York, January 9, 1997
- Blizzard in Minnesota, January 9 to 10, 1997
- Blizzard in North Dakota, January 9 to 10, 1997
- Cold in Ohio, January 9, 1997
- Blizzard in South Dakota, January 9 to 11, 1997
- Ice Storm in North Carolina, January 9, 1997
- Blizzard in Iowa, January 9 to 11, 1997
- Winter Storm in Vermont, January 9 to 10, 1997
- Ice Storm in South Carolina, January 9, 1997
- Tornado in Florida, January 9, 1997
More
Every storm in Wyoming in 1997Every state in 1997This day in weather historyWarnings in Wyoming, January 1997
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: 5596125, 5596126, 5596127.