A strong and unseasonably cold storm system moved into Utah beginning October 22. Strong southwesterly winds were observed ahead of the storm, and heavy snow was observed across primarily northern Utah. Progressively colder air moved into the state through the event, with heavy snow eventually reaching the valley floors of northern Utah and causing some tree damage.

Winter Weather in SOUTHERN WASATCH FRONT, UTAH
From 25-OCT-12 07:00:00 to 25-OCT-12 18:00:00 (MST-7)
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Newspaper

Generally 2 to 3 inches of snow fell across the southern Wasatch Front with this storm system. Combined with the fact that most trees still had their leaves intact, many fallen tree branches were reported, causing power outages primarily in Lindon and Pleasant Grove.

Winter Weather in SALT LAKE AND TOOELE VALLEYS, UTAH
From 25-OCT-12 06:00:00 to 25-OCT-12 20:00:00 (MST-7)
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Employee

Storm totals in the Salt Lake and Tooele valleys included 7 inches of snow in Tooele and 6 inches in Upper Millcreek. Combined with the fact that most trees still had their leaves intact, several fallen tree branches were reported across the area.

Winter Weather in CACHE VALLEY/UTAH, UTAH
From 23-OCT-12 02:00:00 to 25-OCT-12 07:00:00 (MST-7)
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Newspaper

Snow levels reached the floor of the Cache Valley on the morning of October 23, much earlier in the storm than along the Wasatch Front. Generally 2 to 3 inches of snow fell across the Cache Valley through the storm. Combined with the fact that most trees still had their leaves intact, many fallen tree branches were reported, causing power outages to several hundred homes.

Winter Storm in WASATCH MOUNTAINS I-80 NORTH, UTAH
From 22-OCT-12 16:00:00 to 24-OCT-12 11:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The Wasatch Mountains north of I-80 had the largest snow totals in Utah from this storm. Much of the snow fell early in the event, with Randolph receiving 9 inches of snow in the first 12 hours of the event, and Monte Cristo receiving 26 inches of snow in the first 24 hours of the event. Eventual storm totals included 42 inches of snow at Powder Mountain, 30 inches at Monte Cristo, and 17 inches of snow at both Randolph and Laketown.

Winter Storm in WASATCH MOUNTAIN VALLEYS, UTAH
From 23-OCT-12 00:00:00 to 24-OCT-12 10:00:00 (MST-7)
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Heavy snow occurred across the Ogden Valley, with storm totals of 28 inches of snow in Liberty and 21 inches of snow in Eden. The early snowfall also impacted other parts of the Wasatch mountain valleys, with school being cancelled at Mountain Green Elementary and Morgan Elementary, and downed trees causing power outages in multiple communities, including Kamas.

High Wind in GREAT SALT LAKE DESERT AND MOUNTAINS, UTAH
From 22-OCT-12 14:15:00 to 22-OCT-12 14:15:00 (MST-7)
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Gunnison Island sensor recorded a peak wind gust of 59 mph.

High Wind in SALT LAKE AND TOOELE VALLEYS, UTAH
From 22-OCT-12 10:00:00 to 22-OCT-12 13:30:00 (MST-7)
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Peak recorded wind gusts across the Salt Lake and Tooele valleys included 63 mph at Vernon Hill and 59 mph at Stockton Bar.

High Wind in WEST CENTRAL UTAH, UTAH
From 22-OCT-12 10:35:00 to 23-OCT-12 00:35:00 (MST-7)
Magnitude: 59.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The US-6 at Eureka sensor recorded strong winds for several hours, with a peak wind gust of 68 mph.

Winter Weather in NORTHERN WASATCH FRONT, UTAH
From 25-OCT-12 04:00:00 to 25-OCT-12 20:00:00 (MST-7)
Property damage: 50.00K
Crop damage: 0.00K
Reported by: NWS Employee

Heavy snow fell over the northern Wasatch Front, with a storm total of 7 inches of snow reported in South Ogden and 5 inches on the Bountiful Bench. Combined with the fact that many trees still had their leaves intact, fallen tree branches were common, and some smaller trees were completely toppled. In addition to cleanup costs, some of these fallen trees also caused power outages for hundreds of customers across the area, primarily in South Ogden and West Haven.