Snow was reported all the way to the coast with heavy snow in the mountains as the coldest in a series of storms impacted the region beginning February 20/21. For the next two weeks storms continuously impacted the region with bouts of heavy snow in the mountainous terrain. Anecdotal reports from people who have lived in the area for a long time said this cold period into early March resulted in the heaviest snow at elevations between 1500 and 4000 feet since the 1980s.

Heavy Snow in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 21-FEB-23 20:00:00 to 22-FEB-23 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Heavy snow fell overnight between 8 pm and 8 am near Willow Creek at an elevation of 3000 feet.

Heavy Snow in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 21-FEB-23 20:00:00 to 22-FEB-23 15:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Humboldt County Road Department reported 18 inches of new snow on Titlow Hill Road in the last 24 hours.

Winter Weather in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 21-FEB-23 21:00:00 to 22-FEB-23 09:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer reported 4.3 inches of new snow overnight at an elevation of 1108 feet 2 miles east-southeast of Arcata.

Heavy Snow in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 21-FEB-23 21:00:00 to 22-FEB-23 07:32:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer four miles south-southeast of Kneeland reported 11.3 inches of new snow at an elevation of 2230 feet.

Heavy Snow in SOUTHWESTERN HUMBOLDT, CALIFORNIA
From 21-FEB-23 20:00:00 to 22-FEB-23 06:32:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer reported 6.5 inches of snow overnight 2 miles south-southeast of Honeydew at at an elevation of 1395 feet.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 21-FEB-23 13:50:00 to 21-FEB-23 13:50:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Heavy hail and strong winds reported between Manila and Arcata. Hail reduced visibility making driving difficult.

Winter Storm in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 21-FEB-23 05:30:00 to 21-FEB-23 06:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A quarter to half inch of sleet accumulation in Myrtletown.

Winter Weather in NORTHWESTERN MENDOCINO INTERIOR, CALIFORNIA
From 21-FEB-23 21:00:00 to 22-FEB-23 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer 10 miles north of Laytonville reported 3.2 inches of snow at 2078 feet.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 22-FEB-23 16:00:00 to 22-FEB-23 17:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Reported 1 inch of snow in heavy showers 1 miles east-northeast of Orick.

Winter Weather in MENDOCINO COAST, CALIFORNIA
From 23-FEB-23 04:00:00 to 23-FEB-23 06:51:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Report of an inch of snow accumulation in Fort Bragg.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 23-FEB-23 05:00:00 to 23-FEB-23 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Half inch of snow on the beach in Manila.

Winter Weather in NORTHERN TRINITY, CALIFORNIA
From 22-FEB-23 20:00:00 to 23-FEB-23 09:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Four inches of snow fell overnight at 1257 feet in elevation in Big Bar.

Winter Storm in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 22-FEB-23 18:00:00 to 23-FEB-23 10:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Highway 101 closed between Trinidad and Klamath with up to 6 inches of snow on the roadway. Multiple trees down with cars stuck in the snow.

Heavy Snow in SOUTHEASTERN MENDOCINO INTERIOR, CALIFORNIA
From 23-FEB-23 03:00:00 to 23-FEB-23 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Reported 2 inches of snow in Ukiah.

Heavy Snow in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 22-FEB-23 13:00:00 to 23-FEB-23 12:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Report of 8 inches of snow on Fickle Hill Road at an elevation around 1000 feet.

Heavy Snow in COASTAL DEL NORTE, CALIFORNIA
From 22-FEB-23 18:00:00 to 23-FEB-23 06:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Reports of 2 to 3 inches of snow in Crescent City.

Heavy Snow in NORTHWESTERN MENDOCINO INTERIOR, CALIFORNIA
From 22-FEB-23 20:00:00 to 24-FEB-23 06:20:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Total snowfall of 6 inches in Willits.

Heavy Snow in SOUTHERN TRINITY, CALIFORNIA
From 21-FEB-23 20:00:00 to 24-FEB-23 11:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Reported 24 inches of total snow accumulation over the last three days 2 miles west-southwest of Ruth at an elevation of 3099 feet.

Heavy Snow in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 22-FEB-23 18:00:00 to 23-FEB-23 09:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Reported 5 inches of snow on Humboldt Hill at 500 feet elevation.

Heavy Snow in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 22-FEB-23 18:00:00 to 23-FEB-23 09:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Reported 5 inches of snow on in southern McKinleyville.

Heavy Snow in MENDOCINO COAST, CALIFORNIA
From 23-FEB-23 01:00:00 to 23-FEB-23 09:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Reported 4 inches of snow north of Gualala at 985 feet in elevation.

Heavy Snow in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 22-FEB-23 13:00:00 to 23-FEB-23 12:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tree branches snapping under the weight of heavy snow 6 miles south-southwest of Orick at an elevation of 1000 feet. 10 inches accumulated as of the time of the report at 8:41 am. Bald Hills Road closed due to downed trees.

Heavy Snow in COASTAL DEL NORTE, CALIFORNIA
From 22-FEB-23 18:00:00 to 23-FEB-23 06:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer in Fort Dick reported 3 inches of snow with light snow still falling at the time of the report.

Winter Storm in SOUTHERN LAKE COUNTY, CALIFORNIA
From 23-FEB-23 18:00:00 to 24-FEB-23 10:39:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Report of 12 inches of snow at 1400 feet near Lakeport.

Heavy Snow in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 21-FEB-23 20:00:00 to 23-FEB-23 07:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Reported 18 inches of total snow accumulation over the last 48 hours 4 miles west-southwest of Dinsmore at an elevation of 2625 feet.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 21-FEB-23 20:00:00 to 21-FEB-23 20:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail accumulated on Highway 101 near Trinidad resulting in an automobile accident. Injuries unknown. The time is estimated based on radar data.

Heavy Snow in NORTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 21-FEB-23 20:00:00 to 22-FEB-23 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer four miles northwest of Willow Creek reported 24 hour snowfall of 11.5 inches at an elevation of 3142 feet. Snow primarily fell overnight.

Heavy Snow in SOUTHWESTERN HUMBOLDT, CALIFORNIA
From 21-FEB-23 20:00:00 to 22-FEB-23 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer 3 miles north of Ettersburg reported 8.2 inches of snow at 1644 feet.

Heavy Snow in SOUTHWESTERN HUMBOLDT, CALIFORNIA
From 21-FEB-23 20:00:00 to 22-FEB-23 07:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer 3 miles west-southwest of Whitethorn reported 7.2 inches of snow at 1907 feet.

Heavy Snow in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 22-FEB-23 18:00:00 to 23-FEB-23 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Reported 2 inches of snow 2 miles west of Blue Lake at an elevation of 200 feet.

Winter Weather in COASTAL DEL NORTE, CALIFORNIA
From 21-FEB-23 12:30:00 to 21-FEB-23 12:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Report of small hail covering the ground in Crescent City.

Heavy Snow in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 22-FEB-23 18:00:00 to 23-FEB-23 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Reported 2 to 3 inches of snow in Hydesville and still snowing at the time of the report at 5:51 am.

Heavy Snow in DEL NORTE INTERIOR, CALIFORNIA
From 22-FEB-23 18:00:00 to 23-FEB-23 07:42:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Reported 3.5 inches of snow in Hiouchi at an elevation of 275 feet.

Heavy Snow in SOUTHERN HUMBOLDT INTERIOR, CALIFORNIA
From 21-FEB-23 20:00:00 to 22-FEB-23 07:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Observer 2 miles west of Dinsmore reported 12.5 inches of snow overnight at an elevation of 2429 feet.

Heavy Snow in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 22-FEB-23 18:00:00 to 23-FEB-23 08:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Reported 3 inches of snow 2 miles northwest of Fortuna at 300 feet elevation.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 21-FEB-23 12:51:00 to 21-FEB-23 12:51:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Small hail reported to be covering the ground near Freshwater.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 21-FEB-23 13:00:00 to 21-FEB-23 13:15:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Two period of small hail with light accumulation on the ground in Fortuna.

Winter Weather in COASTAL DEL NORTE, CALIFORNIA
From 21-FEB-23 13:30:00 to 21-FEB-23 13:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A thin layer of small hail covered the ground in Crescent City. It took nearly a half hour for the hail to melt.

Winter Weather in NORTHERN HUMBOLDT COAST, CALIFORNIA
From 21-FEB-23 18:33:00 to 21-FEB-23 18:33:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Four vehicles slid off Highway 101 near Bayview. The accidents were caused by small hail covering the road.