A strong Pacific trough and associated cold front brought heavy snow accumulations and strong winds to many mountain locations in western Colorado.

Winter Storm in GRAND AND BATTLEMENT MESAS, COLORADO
From 09-NOV-12 04:00:00 to 11-NOV-12 13:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 12 to 21 inches were measured across the area.  Additionally, wind gusts of 35 to 60 mph resulted in widespread blowing and drifting snow with localized blizzard conditions.

Winter Storm in WEST ELK AND SAWATCH MOUNTAINS, COLORADO
From 10-NOV-12 01:00:00 to 11-NOV-12 17:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 8 to 22 inches were measured across the area.  Additionally, wind gusts of 30 to 55 mph resulted in widespread blowing and drifting snow with localized blizzard conditions.

Winter Storm in NORTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 09-NOV-12 05:00:00 to 11-NOV-12 17:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals of 12 to 20 inches were measured above the 8000 foot level.  Additionally, wind gusts of 35 to 50 mph resulted in widespread blowing and drifting snow with localized blizzard conditions.  Even stronger wind gusts were measured at ridgetops, including 90 mph on Mount Abrahms.

Winter Storm in SOUTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 09-NOV-12 01:00:00 to 11-NOV-12 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals of 10 to 23 inches were measured mainly above the 9000 foot level.  Additionally, wind gusts of 35 to 50 mph resulted in widespread blowing and drifting snow with localized blizzard conditions.  Even stronger wind gusts were measured at ridgetops, including 91 mph on Kendall Mountain.

Winter Storm in ELKHEAD AND PARK MOUNTAINS, COLORADO
From 09-NOV-12 22:00:00 to 11-NOV-12 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 8 to 17 inches were measured across the area.  Additionally, wind gusts of 30 to 50 mph resulted in widespread blowing and drifting snow with localized blizzard conditions.

Winter Weather in UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE, COLORADO
From 09-NOV-12 20:00:00 to 11-NOV-12 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 4 to 12 inches were measured across the area.  Additionally, wind gusts of 25 to 45 mph resulted in widespread blowing and drifting snow.

Winter Weather in GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS, COLORADO
From 10-NOV-12 05:00:00 to 11-NOV-12 19:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 5 to 12 inches were measured across the area.  Locally higher amounts included 14 inches at Vail Ski Area.  Additionally, wind gusts of 25 to 50 mph resulted in widespread blowing and drifting snow with localized blizzard conditions.

Winter Weather in UPPER YAMPA RIVER BASIN, COLORADO
From 10-NOV-12 03:00:00 to 11-NOV-12 14:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 3 to 6 inches were measured across the area.  Additionally, wind gusts of 25 to 35 mph resulted in areas of blowing and drifting snow.

Winter Weather in UPPER GUNNISON RIVER VALLEY, COLORADO
From 10-NOV-12 04:00:00 to 10-NOV-12 23:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 2 to 5 inches were measured across the area, with locally higher amounts up to 8 inches.  Additionally, wind gusts of 20 to 30 mph resulted in localized blowing and drifting snow.

Winter Storm in FLATTOP MOUNTAINS, COLORADO
From 09-NOV-12 15:00:00 to 11-NOV-12 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Snowfall totals of 8 to 20 inches were measured across the area.  Additionally, wind gusts of 25 to 50 mph resulted in widespread blowing and drifting snow with localized blizzard conditions.

Winter Weather in ROAN AND TAVAPUTS PLATEAUS, COLORADO
From 09-NOV-12 23:00:00 to 10-NOV-12 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals of 4 to 6 inches were measured above the 6000 foot level.  Additionally, wind gusts of 35 to 50 mph resulted in widespread blowing and drifting snow with localized blizzard conditions.  Even stronger wind gusts were measured on Douglas Pass with a peak velocity of 65 mph.

Winter Weather in CENTRAL COLORADO RIVER BASIN, COLORADO
From 10-NOV-12 04:00:00 to 11-NOV-12 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 3 to 6 inches were measured across the area, with locally higher amounts up to 7 inches.  Additionally, wind gusts of 25 to 40 mph resulted in areas of blowing and drifting snow.