California, 2018

Heavy Snow in California, December 1 to 5, 2018

December 1 to 5, 2018 · NWS STO · 1 event in 1 county or zone

Up to 4 feet of snow fell at Sierra pass levels, with light accumulations down into the upper foothills.

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS STO wrote it up.

Up to 4 feet of snow fell at Sierra pass levels, with light accumulations down into the upper foothills.

Event by event

1 heavy snow. Local standard time, as filed.

Heavy Snow, West Slope Northern Sierra Nevada

When
December 1, 8:00 AM PST to December 5, 6:00 PM PST
Where
West Slope Northern Sierra Nevada forecast zone
Reported by
Department of Highways

Caltrans reported 46 inches of snow at Castle Peak, 22 inches at Kingvale. Pacific House received 3.0 inches of snow, Kyburz 2.25 inches, Camino 7 inches. This brought chain controls and delays on mountain highways.

What these are

Heavy Snow
Snowfall reaching the local warning threshold without the other hazards of a winter storm.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in California in 2018Every state in 2018This day in weather historyWarnings in California, December 2018

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 798656.