A strong Pacific low pressure system and associated cold front brought significant snowfall to most of western Colorado, with heavy accumulations in portions of southwest Colorado.

Winter Weather in DEBEQUE TO SILT CORRIDOR, COLORADO
From 11-JAN-13 03:00:00 to 11-JAN-13 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals of 2 to 5 inches were measured across the area.  Additiionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.

Winter Weather in CENTRAL COLORADO RIVER BASIN, COLORADO
From 11-JAN-13 03:00:00 to 11-JAN-13 14:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

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

Winter Weather in ANIMAS RIVER BASIN, COLORADO
From 10-JAN-13 19:00:00 to 11-JAN-13 17:00:00 (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.  Additiionally, wind gusts of 20 to 30 mph produced localized blowing and drifting snow.

Winter Weather in LOWER YAMPA RIVER BASIN, COLORADO
From 11-JAN-13 02:00:00 to 11-JAN-13 17:00:00 (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.  Additiionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.

Winter Weather in FOUR CORNERS / UPPER DOLORES RIVER BASIN, COLORADO
From 11-JAN-13 01:00:00 to 11-JAN-13 09:00:00 (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.  Additiionally, wind gusts of 25 to 35 mph produced areas of blowing and drifting snow.

Winter Weather in GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS, COLORADO
From 10-JAN-13 16:00:00 to 11-JAN-13 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 4 to 7 inches were measured across the area.  Additiionally, wind gusts of 25 to 45 mph produced areas of blowing and drifting snow.

Winter Storm in SAN JUAN RIVER BASIN, COLORADO
From 10-JAN-13 18:00:00 to 11-JAN-13 14:00:00 (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.  Additiionally, wind gusts of 20 to 40 mph produced areas of blowing and drifting snow.

Winter Weather in UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE, COLORADO
From 11-JAN-13 00:00:00 to 12-JAN-13 01:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 5 to 6 inches were measured across the area.  Additiionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.

Winter Weather in NORTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 10-JAN-13 12:00:00 to 11-JAN-13 18:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals of 5 to 12 inches were measured across the area.  Additiionally, wind gusts of 40 to 50 mph produced areas of blowing and drifting snow, with localized blizzard conditions.  Stronger wind gusts at ridgetop level included 82 mph on Mount Abrahms.

Winter Weather in ROAN AND TAVAPUTS PLATEAUS, COLORADO
From 11-JAN-13 00:00:00 to 11-JAN-13 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals around 5 inches were measured across the area.  Additiionally, wind gusts of 40 to 50 mph produced areas of blowing and drifting snow, with localized blizzard conditions.  Stronger wind gusts at ridgetop level included 75 mph on Douglas Pass.

Winter Weather in GRAND AND BATTLEMENT MESAS, COLORADO
From 10-JAN-13 18:00:00 to 11-JAN-13 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 4 to 6 inches were measured across the area.  Additiionally, wind gusts of 40 to 50 mph produced areas of blowing and drifting snow, with localized blizzard conditions.  Locally stronger wind gusts included 75 mph at the Whitewater Creek observation site near the 10,000 foot level.

Winter Weather in WEST ELK AND SAWATCH MOUNTAINS, COLORADO
From 10-JAN-13 15:00:00 to 12-JAN-13 00:00:00 (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.  Additiionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.  Stronger wind gusts at ridgetop level included 62 mph on Salida Mountain with localized blizzard conditions.

Winter Weather in FLATTOP MOUNTAINS, COLORADO
From 10-JAN-13 17:00:00 to 11-JAN-13 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Snowfall totals of 4 to 7 inches were measured across the area.  Higher accumulations occurred on southern exposures, with up to 12 inches at the Bison Lake SNOTEL site. Additiionally, wind gusts of 25 to 50 mph produced areas of blowing and drifting snow, with localized blizzard conditions.

Winter Weather in CENTRAL YAMPA RIVER BASIN, COLORADO
From 11-JAN-13 02:00:00 to 11-JAN-13 23:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Snowfall totals of 2 to 4 inches were measured across the area.  Additiionally, wind gusts of 25 to 40 mph produced areas of blowing and drifting snow.

Winter Storm in SOUTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 10-JAN-13 11:00:00 to 11-JAN-13 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals of 10 to 17 inches were measured across the area.  Additiionally, wind gusts of 35 to 50 mph produced areas of blowing and drifting snow, with localized blizzard conditions.  Stronger wind gusts measured at ridgetop level included 99 mph on Eagle Mountain and 80 mph on Kendall Mountain.

Winter Weather in ELKHEAD AND PARK MOUNTAINS, COLORADO
From 10-JAN-13 20:00:00 to 11-JAN-13 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 5 to 9 inches were measured across the area.  Additiionally, wind gusts of 25 to 35 mph produced areas of blowing and drifting snow.  Stronger wind gusts at ridgetop level included 64 mph on Mount Werner with localized blizzard conditions.