Colorado, 2025Heavy Snow and Winter Weather in Colorado, December 4 to 7, 2025
December 4 to 7, 2025 · NWS GJT · 6 events in 6 counties and zones
A surge of deeper moisture moved across the area accompanied by a strong low pressure trough and upper level jet. This resulted in moderate snow across the central Colorado mountains and I-70 corridor from south of Glenwood Springs towards Basalt and Carbondale.
Every event with a place to put it; 6 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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- 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.
A surge of deeper moisture moved across the area accompanied by a strong low pressure trough and upper level jet. This resulted in moderate snow across the central Colorado mountains and I-70 corridor from south of Glenwood Springs towards Basalt and Carbondale. The heaviest snow occurred across the northwest Colorado mountains where the Elkheads and Park Range Mountains received up to 2 to 3 feet of snow. The strong jet also resulted in some strong wind gusts in the mountains resulting in blowing snow.
Winter Weather, Upper Yampa River Basin
- When
- December 4, 10:30 PM MST to December 6, 11:30 AM MST
- Where
- Upper Yampa River Basin forecast zone
- Reported by
- CoCoRaHS
- Coordinates
- 40.485, -106.991 (the zone’s center; the record gives no point)
Generally 4 to 10 inches of snow fell across the area with 9.8 inches of snow reported at Steamboat Springs 1.1 E.
Heavy Snow, Elkhead and Park Mountains
- When
- December 5, 5:00 PM MST to December 7, 4:00 AM MST
- Where
- Elkhead and Park Mountains forecast zone
- Reported by
- SNOTEL
- Coordinates
- 40.552, -107.599 (the zone’s center; the record gives no point)
Generally 10 to 30 inches fell across the area with locally higher amounts up to 36 inches at Tower.
Winter Weather, Gore and Elk Mountains/Central Mountain Valleys
- When
- December 5, 7:00 PM MST to December 6, 8:00 PM MST
- Where
- Gore and Elk Mountains/Central Mountain Valleys forecast zone
- Reported by
- SNOTEL
- Coordinates
- 39.481, -107.172 (the zone’s center; the record gives no point)
Generally 5 to 12 inches of snow fell across the area with locally higher amounts up to 14 inches at Castle Peak.
Winter Weather, Flattop Mountains
- When
- December 5, 8:00 PM MST to December 6, 3:00 PM MST
- Where
- Flattop Mountains forecast zone
- Reported by
- SNOTEL
- Coordinates
- 40.062, -107.603 (the zone’s center; the record gives no point)
Generally 7 to 12 inches of snow fell across the area.
Winter Weather, West Elk and Sawatch Mountains
- When
- December 5, 9:00 PM MST to December 6, 6:00 PM MST
- Where
- West Elk and Sawatch Mountains forecast zone
- Reported by
- CoCoRaHS
- Coordinates
- 38.643, -107.721 (the zone’s center; the record gives no point)
Generally 6 to 13 inches of snow fell across the area with 13 inches of snow reported at Crested Butte 6.2 N.
Winter Weather, Central Colorado River Basin
- When
- December 6, 12:45 AM MST to 8:00 PM MST
- Where
- Central Colorado River Basin forecast zone
- Reported by
- CoCoRaHS
- Coordinates
- 39.481, -107.172 (the zone’s center; the record gives no point)
Generally 3 to 8 inches of snow fell across the area mainly south of Glenwood Springs towards Basalt and Carbondale with 1 to 2 inches of snow elsewhere. Locally higher amounts of 11.2 inches of snow was reported at Basalt 5.8 E.
- Winter Weather
- Snow, sleet or freezing rain below warning levels that still caused disruption, damage or casualties.
- 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.
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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: 1308286, 1308297, 1308288, 1308290, 1308289, 1308287.