A moist and unseasonably cold upper low moved slowly across the region and produced heavy amounts of early season snowfall in the mountains and some lower elevation areas of western Colorado.

Heavy Snow in ELKHEAD AND PARK MOUNTAINS, COLORADO
From 03-OCT-13 17:00:00 to 05-OCT-13 09:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall amounts of 8 to 16 inches were measured across the area.

Heavy Snow in UPPER YAMPA RIVER BASIN, COLORADO
From 03-OCT-13 19:00:00 to 04-OCT-13 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall amounts of 8 to 14 inches were measured across the area, with locally higher amounts up to 20 inches.

Heavy Snow in CENTRAL COLORADO RIVER BASIN, COLORADO
From 03-OCT-13 23:00:00 to 04-OCT-13 05:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall amounts of 2 to 5 inches were measured across the area.

Winter Weather in GORE AND ELK MOUNTAINS/CENTRAL MOUNTAIN VALLEYS, COLORADO
From 04-OCT-13 00:00:00 to 05-OCT-13 09:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall amounts of 3 to 8 inches were measured across the area.  A number of traffic accidents occurred in the area due to the slick roads.

Heavy Snow in GRAND AND BATTLEMENT MESAS, COLORADO
From 03-OCT-13 20:00:00 to 04-OCT-13 17:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall amounts of 8 to 13 inches were measured across the area.

Heavy Snow in LOWER YAMPA RIVER BASIN, COLORADO
From 03-OCT-13 16:00:00 to 04-OCT-13 05:00:00 (MST-7)
Property damage: 5.00K
Crop damage: 0.00K
Reported by: COOP Observer

Snowfall amounts of 5 to 8 inches were measured across the area.  The heavy snow broke numerous tree branches which downed power lines, snapped off power poles, and damaged transformers.  Electrical power was out in many areas for a period of time.

Heavy Snow in PARADOX VALLEY / LOWER DOLORES RIVER BASIN, COLORADO
From 03-OCT-13 22:00:00 to 04-OCT-13 03:00:00 (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 above the 5500 foot level.

Winter Weather in UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE, COLORADO
From 03-OCT-13 22:00:00 to 04-OCT-13 08:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Snowfall amounts of 3 to 6 inches were measured across the area.

Winter Storm in CENTRAL YAMPA RIVER BASIN, COLORADO
From 03-OCT-13 16:00:00 to 04-OCT-13 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Snowfall amounts of 7 to 12 inches were measured across the area.  Breezy winds to 25 mph also produced some areas of blowing snow.  The heavy snow broke numerous tree branches.

Heavy Snow in ROAN AND TAVAPUTS PLATEAUS, COLORADO
From 03-OCT-13 20:00:00 to 04-OCT-13 17:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall amounts of 5 to 10 inches were measured across the area above the 6000 foot level.

Winter Weather in WEST ELK AND SAWATCH MOUNTAINS, COLORADO
From 03-OCT-13 22:00:00 to 05-OCT-13 04:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snowfall amounts up to 5 inches were measured across the area.

Heavy Snow in FLATTOP MOUNTAINS, COLORADO
From 03-OCT-13 17:00:00 to 05-OCT-13 02:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Snowfall amounts of 6 to 14 inches were measured across the area.

Winter Weather in NORTHWESTERN SAN JUAN MOUNTAINS, COLORADO
From 04-OCT-13 11:00:00 to 05-OCT-13 03:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Snowfall amounts up to 5 inches were measured across the area, with locally higher amounts including 7 inches at a location about 14 miles southeast of Cimmaron.

Heavy Snow in DEBEQUE TO SILT CORRIDOR, COLORADO
From 03-OCT-13 23:00:00 to 04-OCT-13 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall amounts of 4 to 6 inches were measured in the Collbran and Mesa areas.  Lesser amounts of snow fell across the remainder of the zone.