California, 2010

Heavy Snow in California, December 5 to 6, 2010

December 5 to 6, 2010 · NWS VEF · 2 events in 1 county or zone

A fast moving Pacific storm system brought a brief burst of heavy snow to the Sierra on the night of the 5th-6th.

Where it happened

Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
2

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 VEF wrote it up.

A fast moving Pacific storm system brought a brief burst of heavy snow to the Sierra on the night of the 5th-6th.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

2 heavy snow. Local standard time, as filed.

Heavy Snow, Eastern Sierra Slopes of Inyo County

When
December 5, 6:00 PM PST to December 6, 12:00 AM PST
Where
Eastern Sierra Slopes of Inyo County forecast zone
Reported by
Trained Spotter
Coordinates
36.511, -117.411 (the zone’s center; the record gives no point)

Nine inches of snow fell in Aspendell (8500').

Heavy Snow, Eastern Sierra Slopes of Inyo County

When
December 5, 6:00 PM PST to December 6, 2:00 AM PST
Where
Eastern Sierra Slopes of Inyo County forecast zone
Reported by
Mesonet
Coordinates
36.511, -117.411 (the zone’s center; the record gives no point)

An estimated 12 inches of snow fell 6 miles SE of South Lake (9800').

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 2010Every state in 2010This day in weather historyWarnings in California, December 2010

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: 263685, 263686.