A stormy pattern persisted through the end of the week. Storms from the 26th through the 28th are included here with snow reported to low elevations and very heavy snow over 2000 feet across much of Northwest California.

Heavy Snow in NORTHWESTERN MENDOCINO INTERIOR, CALIFORNIA
From 27-FEB-23 06:00:00 to 27-FEB-23 11:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Report of 6 inches of snow in the last few hours in Willits.

Winter Weather in SOUTHWESTERN HUMBOLDT, CALIFORNIA
From 27-FEB-23 06:00:00 to 27-FEB-23 08:45:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Rain mixed with snow over the last 24 hours. Measured a half inch of snow 2 miles south-southeast of Honeydew.

Winter Storm in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 27-FEB-23 05:00:00 to 27-FEB-23 07:45:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer 2 miles west of Orleans measured 2.5 inches of snow at an elevation of 421 feet.

Heavy Snow in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 27-FEB-23 04:00:00 to 27-FEB-23 16:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Observer reported 8 inches of new snow near Kneeland at an elevation of 2,760 feet.

Heavy Snow in DEL NORTE INTERIOR, CALIFORNIA
From 27-FEB-23 04:00:00 to 27-FEB-23 16:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Reported 12 inches of new snow by 8 am 4 miles east of Fort Dick at an elevation of 1,650 feet.

Heavy Snow in NORTHERN TRINITY, CALIFORNIA
From 27-FEB-23 05:00:00 to 27-FEB-23 12:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Report of 9 inches of snow in Weaverville.

Tornado in MENDOCINO, CALIFORNIA
From 27-FEB-23 12:24:00 to 27-FEB-23 12:25:00 (PST-8)
Location: PIERCY
Tornado F-scale: EFU
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Video footage by the public showed a waterspout moving onshore as a tornado southeast of Shelter Cove. Tornado quickly dissipated as it encountered steep terrain.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 28-FEB-23 14:20:00 to 28-FEB-23 14:20:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Small hail on Highway 101 near the airport in McKinleyville resulted in a single vehicle accident.

Heavy Snow in SOUTHERN TRINITY, CALIFORNIA
From 27-FEB-23 22:00:00 to 28-FEB-23 16:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Report of 20 inches of snow in the last 24 hours near Ruth at 3,000 feet in elevation.

Winter Storm in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 27-FEB-23 22:00:00 to 28-FEB-23 15:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Report of 18 inches of new snow at an elevation of 4600 feet 4 miles southwest of Willow Creek.

Heavy Snow in NORTHERN TRINITY, CALIFORNIA
From 27-FEB-23 21:00:00 to 28-FEB-23 16:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Report of 6 inches of snow 3 miles west-southwest of Lewiston at an elevation of approximately 1800 feet. Snow was still ongoing at the time of the report at 8 am.

Heavy Snow in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 27-FEB-23 04:00:00 to 27-FEB-23 16:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Measured 11 inches of snow by 8 am 3 miles west of Dinsmore at an elevation of 2,408 feet. Snow was continuing at the time of the observation.

Winter Weather in SOUTHERN LAKE COUNTY, CALIFORNIA
From 27-FEB-23 07:00:00 to 27-FEB-23 12:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter reported heavy snow with three inches in the last hour in Hobergs at an elevation of 3186 feet. Snow continued for several hours after the report.

Winter Weather in NORTHERN LAKE COUNTY, CALIFORNIA
From 27-FEB-23 06:00:00 to 27-FEB-23 11:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer reported 4 inches of snow 6 miles south of Gravelly Valley Airport at an elevation of 2,849 feet.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 27-FEB-23 12:12:00 to 27-FEB-23 12:12:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Small hail reported in Cutten with hail covering the ground.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 28-FEB-23 12:20:00 to 28-FEB-23 12:20:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Small hail reported in Blue Lake.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 28-FEB-23 12:25:00 to 28-FEB-23 12:25:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Small hail on Highway 101 south of Eureka resulted in a 10-vehicle accident. Only minor injuries reported.

Heavy Snow in NORTHERN TRINITY, CALIFORNIA
From 28-FEB-23 00:00:00 to 28-FEB-23 16:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Report of 12 inches of snow 10 miles northeast of Weaverville at an elevation of approximately 2650 feet. Snow was still ongoing at the time of the report at 8 am.

Winter Storm in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 28-FEB-23 06:00:00 to 28-FEB-23 13:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Multiple vehicle collision on Highway 101 in Prairie Creek at an elevation of 1200 feet.

Heavy Snow in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 27-FEB-23 04:00:00 to 27-FEB-23 16:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer reported 10.4 inches of new snow by 7 am 5 miles east of Bridgeville at an elevation of 2,675 feet.

Heavy Snow in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 27-FEB-23 04:00:00 to 27-FEB-23 16:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer reported 7.5 inches of new snow by 9 am 4 miles northwest of Willow Creek at an elevation of 3,142 feet. Snow depth was 26 inches.

Heavy Snow in SOUTHERN TRINITY, CALIFORNIA
From 27-FEB-23 05:00:00 to 27-FEB-23 10:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer reported 10 inches of snow at an elevation of 3,099 feet near Ruth.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 27-FEB-23 08:49:00 to 27-FEB-23 08:49:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Small hail reported in Ferndale.

Winter Weather in MENDOCINO COAST, CALIFORNIA
From 27-FEB-23 16:15:00 to 27-FEB-23 16:15:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Small hail reported 9 miles south of Fort Bragg.

Heavy Snow in NORTHERN TRINITY, CALIFORNIA
From 27-FEB-23 05:00:00 to 27-FEB-23 12:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Report of 6 inches of snow at 2,650 approximately 10 miles northeast of Weaverville.