An upper trough amplified as it moved across the west coast. Widespread precipitation occurred with the trough including heavy mountain snow. In addition, freezing levels locally fell below 1000 feet across portions of Del Norte and Humboldt County resulting in numerous impacts associated with travel, tree damage, and power outages.

Winter Weather in SOUTHWESTERN MENDOCINO INTERIOR, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 07:48:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public report of 3 inches of snow at an elevation of 1800 feet.

Winter Weather in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 14:55:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public report of 6.5 inches of snow at an elevation of 2400 feet.

Winter Weather in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Four inches of snow reported by the public at an elevation of 1320 feet.

Winter Weather in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 08:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public report of 4 inches of snow at an elevation of 1400 feet.

Winter Weather in DEL NORTE INTERIOR, CALIFORNIA
From 15-JAN-20 19:00:00 to 16-JAN-20 09:39:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public report of 4.5 inches of snow in Gasquet at an elevation of 400-500 feet. Numerous trees down.

Winter Weather in NORTHERN TRINITY, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 19:31:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported 3 inches of snow at an elevation of 1255 feet.

Heavy Snow in SOUTHERN TRINITY, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Eight inches of snow reported at an elevation of 2800 feet.

Winter Weather in NORTHERN TRINITY, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 10:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Two inches of snow reported at an elevation of 2000 feet.

Heavy Snow in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 19:00:00 to 16-JAN-20 10:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Estimated snowfall total of 36 inches reported at an elevation of 3400 feet.

Winter Weather in SOUTHEASTERN MENDOCINO INTERIOR, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

One inch of snow at an elevation of 2492 feet.

Winter Weather in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 17:00:00 to 16-JAN-20 07:40:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Four inches of snow at an elevation of 2008 feet.

Heavy Snow in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall total of 6.9 inches at an elevation of 2675 feet.

Heavy Snow in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 08:33:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Six inches of snow occurred after midnight at an elevation between 2400-2700 feet.

Heavy Snow in SOUTHERN TRINITY, CALIFORNIA
From 16-JAN-20 03:00:00 to 16-JAN-20 09:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Eight inches of snow occurred at an elevation of 3000 feet.

Winter Weather in DEL NORTE INTERIOR, CALIFORNIA
From 15-JAN-20 19:00:00 to 16-JAN-20 09:45:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Three to five inches of snow reported at Gasquet Fire House.

Winter Weather in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Two inches of snow reported by the public.

Winter Weather in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 05:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Two inches of snow reported by the public.

Astronomical Low Tide in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 15:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public report of 6.5 inches of snow.

Winter Weather in NORTHERN TRINITY, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 16:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Two inches of snow reported by a trained spotter.

Winter Weather in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 16:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported 2 inches of snow at an elevation of 2625 feet.

Heavy Snow in COASTAL DEL NORTE, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 12:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported 8 inches of snow at an elevation of 2736 feet.

Heavy Snow in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 19:00:00 to 16-JAN-20 10:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Snow accumulation of 12 inches.

Winter Weather in NORTHERN TRINITY, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 13:42:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Report of 2.5 inches of snow.

Heavy Snow in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 12:49:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Twelve inches of snow reported at an elevation of 3000 feet.

Heavy Snow in COASTAL DEL NORTE, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 12:42:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall total of 6.7 inches at an elevation of 2762 feet.

Winter Weather in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

One inch of snow reported at an elevation of 655 feet.

Winter Weather in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Report of 1.3 inches of snow at an elevation of 501 feet.

Winter Weather in NORTHWESTERN MENDOCINO INTERIOR, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall total of 3.7 inches at an elevation of 2078 feet.

Winter Weather in NORTHWESTERN MENDOCINO INTERIOR, CALIFORNIA
From 16-JAN-20 02:00:00 to 17-JAN-20 12:47:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall total of 2.8 inches at an elevation of 1647 feet.

Winter Weather in SOUTHWESTERN HUMBOLDT, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Report of 0.9 inch of snow at an elevation of 1395 feet.

Winter Weather in NORTHERN TRINITY, CALIFORNIA
From 15-JAN-20 22:00:00 to 17-JAN-20 06:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Two inches of snow reported at an elevation of 600 feet.

Winter Weather in NORTHWESTERN MENDOCINO INTERIOR, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Two inches of snow reported at an elevation of 2300 feet.

Winter Weather in NORTHWESTERN MENDOCINO INTERIOR, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Social media report of 0.8 inch of snow at an elevation of 1000 feet.

Heavy Snow in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 07:20:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Public report of 6.5 inches of snow at an elevation of 2400 feet.

Winter Weather in NORTHERN TRINITY, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 09:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Two inches of snow reported at an elevation of 2800 feet.

Winter Weather in SOUTHWESTERN HUMBOLDT, CALIFORNIA
From 15-JAN-20 22:00:00 to 17-JAN-20 10:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Four inches of snow reported at an elevation of 1320 feet.

Winter Weather in SOUTHWESTERN HUMBOLDT, CALIFORNIA
From 15-JAN-20 22:00:00 to 16-JAN-20 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Snowfall total of 3.5 inches at an elevation of 1644 feet.

Heavy Snow in SOUTHERN TRINITY, CALIFORNIA
From 16-JAN-20 00:00:00 to 16-JAN-20 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall total of 6.9 inches at an elevation of 2532 feet.

Winter Weather in NORTHWESTERN MENDOCINO INTERIOR, CALIFORNIA
From 16-JAN-20 02:00:00 to 16-JAN-20 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Snowfall total of 0.5 inch at an elevation of 1441 feet.