A vigorous Pacific trough moved down from the Gulf of Alaska and across the area. Significant to heavy snowfall was produced in most mountains and some higher elevation valleys.

Winter Storm in WEST ELK AND SAWATCH MOUNTAINS, COLORADO
From 15-NOV-13 13:00:00 to 17-NOV-13 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 11 to 20 inches were measured across the area.  Locally higher amounts included 26 inches at Irwin Lodge.  Wind gusts of 30 to 50 mph produced areas of blizzard conditions.  Near Irwin Lodge many large trees were blown down and snow drifts developed 4 to 8 feet deep.

Winter Storm in SOUTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 15-NOV-13 11:00:00 to 17-NOV-13 01:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals of 10 to 19 inches were measured across the area.  Wind gusts of 30 to 50 mph produced areas of blizzard conditions.  Even stronger wind gusts were measured on ridgetops, including 79 mph at Eagle Mountain.

Winter Storm in FLATTOP MOUNTAINS, COLORADO
From 15-NOV-13 16:00:00 to 17-NOV-13 14:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Snowfall totals of 12 to 18 inches were measured across at least half of the area.  Wind gusts of 25 to 40 mph produced extensive blowing snow.

Winter Storm in ELKHEAD AND PARK MOUNTAINS, COLORADO
From 15-NOV-13 15:00:00 to 17-NOV-13 13:00:00 (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.  Locally higher amounts included 25 inches at the Lost Dog SNOTEL site.  Wind gusts of 25 to 50 mph produced extensive blowing snow and localized blizzard conditions.

Winter Storm in GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS, COLORADO
From 15-NOV-13 16:00:00 to 17-NOV-13 11:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall totals of 6 to 12 inches were measured across most the area. Even higher amounts occurred in the mountains around Vail and Aspen, with 19 inches at the Vail SNOTEL site and 18 inches at the ski areas around Aspen. Wind gusts of 25 to 50 mph produced extensive blowing snow and localized blizzard conditions.

Winter Weather in GRAND AND BATTLEMENT MESAS, COLORADO
From 16-NOV-13 10:00:00 to 17-NOV-13 00:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals of 3 to 6 inches were measured across the area. Locally higher amounts included 12 inches at the Park Reservoir SNOTEL site.  Wind gusts of 25 to 45 mph produced extensive blowing snow.

Winter Storm in NORTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 15-NOV-13 12:00:00 to 17-NOV-13 00:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall totals of 8 to 14 inches were measured across the area. Wind gusts of 25 to 50 mph produced areas of blizzard conditions. Much stronger wind gusts were measured on the ridgetops, including a peak gust of 103 mph on Mount Abrahms.

Winter Weather in UPPER GUNNISON RIVER VALLEY, COLORADO
From 16-NOV-13 00:00:00 to 17-NOV-13 04:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals of 3 to 6 inches were measured across the area. Wind gusts of 20 to 40 mph produced areas of blowing snow.

Winter Weather in UPPER YAMPA RIVER BASIN, COLORADO
From 15-NOV-13 16:00:00 to 16-NOV-13 22:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall totals of 3 to 8 inches were measured across the area. Locally higher amounts included 13 inches near Oak Creek.