A moist upper low moved across the region and produced significant snowfall in many areas.

Winter Weather in NORTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 20-FEB-13 13:00:00 to 21-FEB-13 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Snowfall amounts of 5 to 12 inches were measured across the area.  Locally higher amounts included 21 inches at Telluride Ski Area.  Wind gusts of 20 to 35 mph produced areas of blowing and drifting snow.

Winter Weather in SOUTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 20-FEB-13 07:00:00 to 22-FEB-13 01:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall amounts of 4 to 12 inches were measured across the area.  Locally higher amounts included 17 inches at the Weminuche Creek SNOTEL site.  Wind gusts of 20 to 40 mph produced areas of blowing and drifting snow.

Winter Weather in ANIMAS RIVER BASIN, COLORADO
From 20-FEB-13 07:00:00 to 20-FEB-13 15:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall amounts of 3 to 5 inches were measured across much of the area.

Winter Weather in SAN JUAN RIVER BASIN, COLORADO
From 20-FEB-13 07:00:00 to 20-FEB-13 16:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall amounts of around 5 inches were measured across the area.

Winter Weather in UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE, COLORADO
From 20-FEB-13 15:00:00 to 21-FEB-13 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Snowfall amounts of 5 to 12 inches were measured across the area.

Winter Weather in ELKHEAD AND PARK MOUNTAINS, COLORADO
From 21-FEB-13 00:00:00 to 22-FEB-13 03:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall amounts of 4 to 10 inches were measured across the area.

Winter Weather in GRAND AND BATTLEMENT MESAS, COLORADO
From 20-FEB-13 16:00:00 to 21-FEB-13 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall amounts of 5 to 12 inches were measured across the area.  Locally higher amounts included 17 inches at the Skyway weather station and 14 inches at Powderhorn Ski Area.

Winter Weather in GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS, COLORADO
From 20-FEB-13 13:00:00 to 22-FEB-13 04:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall amounts of 5 to 12 inches were measured across the area.  Locally higher amounts included 13 inches at Snowmass Ski Area.

Winter Weather in WEST ELK AND SAWATCH MOUNTAINS, COLORADO
From 20-FEB-13 14:00:00 to 21-FEB-13 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall amounts of 5 to 12 inches were measured across the area.  Locally higher amounts included 22 inches at Irwin Lodge, 15 inches at the Porphyry Creek SNOTEL site, and 14 inches at the North Lost Creek SNOTEL site.

Winter Weather in FLATTOP MOUNTAINS, COLORADO
From 21-FEB-13 04:00:00 to 21-FEB-13 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Snowfall amounts of 4 to 6 inches were measured across the area.

Winter Weather in UPPER GUNNISON RIVER VALLEY, COLORADO
From 20-FEB-13 15:00:00 to 21-FEB-13 09:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall amounts of 3 to 5 inches were measured across the area.  Locally higher amounts included 8 inches at Black Canyon of the Gunnison National Park.

Winter Weather in CENTRAL GUNNISON AND UNCOMPAHGRE RIVER BASIN, COLORADO
From 20-FEB-13 15:00:00 to 21-FEB-13 09:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall amounts of 3 to 5 inches were measured across the lower elevations of Montrose County and the North Fork Valley of Delta County.