A warm front moved from south to north through Eastern Washington on February 5th fed by a deep plume of Pacific moisture. Widespread heavy snow accumulations occurred in the mountains north of the basin and the Cascades. Heavy snow was also noted in the western margin of the Columbia basin where low level cold air was trapped against the Cascades. The remainder of the Columbia Basin received 1 to 3 inches of snow from this system.

Heavy Snow in NORTHEAST MOUNTAINS, WASHINGTON
From 05-FEB-17 13:00:00 to 06-FEB-17 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

An observer near Elk reported 4.5 inches of new snow.

Heavy Snow in NORTHEAST MOUNTAINS, WASHINGTON
From 05-FEB-17 13:00:00 to 06-FEB-17 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

An observer near Clayton reported 6.5 inches of new snow.

Heavy Snow in OKANOGAN HIGHLANDS, WASHINGTON
From 05-FEB-17 14:00:00 to 06-FEB-17 06:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Three CoCoRaHs observers in and near Republic reported heavy snow accumulations ranging from  6.1 inches to 7.6 inches from this storm.

Heavy Snow in OKANOGAN HIGHLANDS, WASHINGTON
From 05-FEB-17 14:00:00 to 06-FEB-17 06:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

An observer near Wauconda reported 6 inches of new snow.

Heavy Snow in NORTHEAST MOUNTAINS, WASHINGTON
From 05-FEB-17 16:00:00 to 06-FEB-17 06:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A spotter near Northport reported 7.8 inches of new snow.

Heavy Snow in NORTHEAST MOUNTAINS, WASHINGTON
From 05-FEB-17 15:00:00 to 07-FEB-17 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

An observer near Metaline Falls reported 9.5 inches of new snow.

Heavy Snow in NORTHEAST MOUNTAINS, WASHINGTON
From 05-FEB-17 15:00:00 to 07-FEB-17 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

An observer at Evans reported 7.5 inches of new snow.

Heavy Snow in OKANOGAN HIGHLANDS, WASHINGTON
From 05-FEB-17 14:00:00 to 06-FEB-17 06:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

An observer 10 miles northwest of Kettle Falls reported 12.4 inches of new snow.

Heavy Snow in OKANOGAN VALLEY, WASHINGTON
From 05-FEB-17 08:00:00 to 06-FEB-17 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

An observer near Tonasket reported 5.8 inches of new snow.

Heavy Snow in OKANOGAN VALLEY, WASHINGTON
From 05-FEB-17 08:00:00 to 06-FEB-17 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

An observer in Omak reported 5 inches of new snow.

Heavy Snow in WATERVILLE PLATEAU, WASHINGTON
From 05-FEB-17 08:00:00 to 06-FEB-17 09:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

An observer at Waterville reported 9 inches of new snow. Just outside of this zone to the northeast at Elmer City 6.1 inches was reported by a CoCoRaHS observer, while just to the southwest of the Waterville Plateau numerous reports of 6 inches of new snow were received from the Wenatchee area.

Heavy Snow in WENATCHEE AREA, WASHINGTON
From 05-FEB-17 09:00:00 to 06-FEB-17 06:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

An observer in Wenatchee measured 6.8 inches of new snow.

Heavy Snow in WENATCHEE AREA, WASHINGTON
From 05-FEB-17 09:00:00 to 06-FEB-17 06:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Eight CoCoRaHS observers in and around Wenatchee reported new snow amounts of 6 inches to 8 inches from this storm.

Heavy Snow in EAST SLOPES NORTHERN CASCADES, WASHINGTON
From 05-FEB-17 08:00:00 to 06-FEB-17 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

An observer at Holden Village reported 13.4 inches of new snow.

Heavy Snow in WENATCHEE AREA, WASHINGTON
From 05-FEB-17 08:00:00 to 06-FEB-17 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

An observer at Chelan reported 7.4 inches of new snow.

Heavy Snow in EAST SLOPES NORTHERN CASCADES, WASHINGTON
From 05-FEB-17 08:00:00 to 06-FEB-17 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

An observer at the Leavenworth Fish Hatchery reported 15 inches of new snow.

Heavy Snow in EAST SLOPES NORTHERN CASCADES, WASHINGTON
From 05-FEB-17 08:00:00 to 06-FEB-17 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

An observer near Plain reported 9.8 inches of new snow.

Heavy Snow in EAST SLOPES NORTHERN CASCADES, WASHINGTON
From 05-FEB-17 08:00:00 to 06-FEB-17 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

An observer 12 miles northwest of Entiat reported 10.5 inches of new snow.

Heavy Snow in EAST SLOPES NORTHERN CASCADES, WASHINGTON
From 05-FEB-17 08:00:00 to 06-FEB-17 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

An observer near Stehekin reported 10 inches of new snow.