California, 2020

Winter Weather in California, December 13, 2020

December 13, 2020 · NWS EKA · 1 event in 1 county or zone

Wintry precipitation spread east across northwest California during mid December. Modestly impactful snowfall occurred across portions of Trinity County as a result.

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 EKA wrote it up.

Wintry precipitation spread east across northwest California during mid December. Modestly impactful snowfall occurred across portions of Trinity County as a result.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Eureka, CA wrote its last area forecast discussion before the first event at Dec 12, 3:11 PM PST, 8 hours 49 minutes earlier.

Area forecast discussion, Dec 12, 3:11 PM PST, 8 hours 49 minutes before
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Hazardous weather outlook, Dec 12, 2:55 PM PST, 9 hours 5 minutes before
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Event by event

1 winter weather. Local standard time, as filed.

Winter Weather, Northern Trinity

When
December 13, 12:00 AM PST to 3:30 PM PST
Where
Northern Trinity forecast zone
Reported by
Trained Spotter

Four inches of snow was observed at an elevation of 2650 feet 10 miles northeast of Weaverville.

What these are

Winter Weather
Snow, sleet or freezing rain below warning levels that still caused disruption, damage or casualties.

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

The same day elsewhere

More

Every storm in California in 2020Every state in 2020This day in weather historyWarnings in California, December 2020

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 2026-10-01. Each event’s entry at NCEI: 926837.