A persistent and moist westerly flow with embedded disturbances resulted in heavy snow for much of western Colorado.

Winter Storm in NORTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 18-DEC-12 16:00:00 to 19-DEC-12 18:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals of 8 to 15 inches were measured across the area. Additionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.

Winter Storm in CENTRAL GUNNISON AND UNCOMPAHGRE RIVER BASIN, COLORADO
From 19-DEC-12 00:00:00 to 19-DEC-12 11:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 6 to 10 inches were measured across the southern portion of the area, including the city of Montrose. Additionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.

Winter Storm in UPPER GUNNISON RIVER VALLEY, COLORADO
From 18-DEC-12 21:00:00 to 19-DEC-12 11:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 6 to 10 inches were measured across the western portion of the area. Additionally, wind gusts of 20 to 30 mph produced localized blowing and drifting snow.

Winter Storm in PARADOX VALLEY / LOWER DOLORES RIVER BASIN, COLORADO
From 19-DEC-12 00:00:00 to 19-DEC-12 09:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 5 to 7 inches were measured in the Nucla and Norwood areas. Additionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.

Winter Weather in ANIMAS RIVER BASIN, COLORADO
From 18-DEC-12 21:00:00 to 19-DEC-12 10:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 2 to 4 inches were measured across the area. Additionally, wind gusts of 20 to 30 mph produced localized blowing and drifting snow.

Winter Storm in SAN JUAN RIVER BASIN, COLORADO
From 18-DEC-12 20:00:00 to 19-DEC-12 13:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 6 to 9 inches were measured across the area.

Winter Weather in FOUR CORNERS / UPPER DOLORES RIVER BASIN, COLORADO
From 18-DEC-12 20:00:00 to 19-DEC-12 10:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 2 to 4 inches were measured across the area.

Winter Storm in ELKHEAD AND PARK MOUNTAINS, COLORADO
From 16-DEC-12 00:00:00 to 19-DEC-12 09:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 20 to 31 inches were measured across the area.  Additionally, wind gusts of 30 to 55 mph produced areas of blowing and drifting snow with localized blizzard conditions.

Winter Storm in FLATTOP MOUNTAINS, COLORADO
From 16-DEC-12 00:00:00 to 19-DEC-12 13:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Snowfall totals of 20 to 31 inches were measured across the area.  Additionally, wind gusts of 25 to 45 mph produced areas of blowing and drifting snow.

Winter Storm in UPPER YAMPA RIVER BASIN, COLORADO
From 16-DEC-12 22:00:00 to 19-DEC-12 08:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 12 to 22 inches were measured across the area.  Additionally, wind gusts of 20 to 30 mph produced localized blowing and drifting snow.

Winter Storm in GRAND AND BATTLEMENT MESAS, COLORADO
From 17-DEC-12 08:00:00 to 19-DEC-12 16:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 10 to 20 inches were measured across the area.  Additionally, wind gusts of 30 to 40 mph produced areas of blowing and drifting snow.

Winter Storm in GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS, COLORADO
From 16-DEC-12 05:00:00 to 19-DEC-12 16:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 8 to 21 inches were measured across the area. Additionally, wind gusts of 25 to 45 mph produced areas of blowing and drifting snow.

Winter Storm in WEST ELK AND SAWATCH MOUNTAINS, COLORADO
From 16-DEC-12 03:00:00 to 19-DEC-12 15:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 12 to 30 inches were measured across the area. Additionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.

Winter Storm in LOWER YAMPA RIVER BASIN, COLORADO
From 17-DEC-12 20:00:00 to 19-DEC-12 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 10 to 13 inches were measured across the area. Additionally, wind gusts of 20 to 40 mph produced areas of blowing and drifting snow.

Winter Storm in CENTRAL YAMPA RIVER BASIN, COLORADO
From 17-DEC-12 21:00:00 to 19-DEC-12 09:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 11 to 18 inches were measured across the area. Locally higher amounts included 25 inches at the co-op observation site near Craig.  Additionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.

Winter Storm in ROAN AND TAVAPUTS PLATEAUS, COLORADO
From 17-DEC-12 20:00:00 to 19-DEC-12 11:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals of around 12 inches were measured above the 8000 foot level. Additionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.

Winter Storm in DEBEQUE TO SILT CORRIDOR, COLORADO
From 18-DEC-12 01:00:00 to 19-DEC-12 08:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 5 to 7 inches were measured across the western portion of the area, while 3 to 5 inches were measured across the eastern portion of the area. Additionally, wind gusts of 20 to 30 mph produced localized blowing and drifting snow.

Winter Storm in CENTRAL COLORADO RIVER BASIN, COLORADO
From 17-DEC-12 23:00:00 to 19-DEC-12 11:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 5 to 8 inches were measured across the area. Additionally, wind gusts of 20 to 35 mph produced areas of blowing and drifting snow.

Winter Storm in UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE, COLORADO
From 18-DEC-12 09:00:00 to 19-DEC-12 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Snowfall totals of around 12 inches were measured above the 8000 foot level. Additionally, wind gusts of 20 to 40 mph produced areas of blowing and drifting snow.

Winter Storm in SOUTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 18-DEC-12 14:00:00 to 19-DEC-12 16:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

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

Winter Storm in GRAND VALLEY, COLORADO
From 18-DEC-12 22:00:00 to 19-DEC-12 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 5 to 7 inches were measured across the western portion of the area. Additionally, wind gusts of 20 to 35 mph produced areas of blowing and drifting snow.