California, 2001

Heavy Snow in California, February 6, 2001

February 6, 2001 · NWS REV · 1 event in 1 county or zone

5 inches of snow reported by a spotter in Janesville, CA.

Where it happened

Every event with a place to put it; 1 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
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 REV wrote it up.

4.5 inches of snow reported by a spotter in Janesville, CA.

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 Reno, NV wrote its last area forecast discussion before the first event at Feb 6, 8:45 AM PST, 2 hours 40 minutes earlier.

Area forecast discussion, Feb 6, 8:45 AM PST, 2 hours 40 minutes before
WESTERN NEVADA AND EASTERN CALIFORNIA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RENO NV
845 AM PST TUE FEB 6 2001

SURFACE WIND SPEEDS PICKING UP ACROSS WESTERN NEVADA. PRESSURE
GRADIENT FROM RENO-MEDFORD ON THE INCREASE THE PAST 3 HOURS AND NOW
AROUND 15MB. APPEARS SURFACE FRONT OVER NORTHWEST NEVADA BASED ON
SURFACE WIND.  ALSO GETTING REPORTS OF MODERATE WIND SPEEDS OVER MONO
COUNTY WITH WIND SPEEDS GUSTING TO AROUND 45 MPH. ONLY RUC AVAILABLE
THIS MORNING BUT IT IS SIMILAR TO PREVIOUS MM5 WITH KEEPING WIND
SPEEDS GOING ACROSS WESTERN NEVADA THROUGH AROUND 00Z AND A LITTLE
LONGER FURTHER SOUTH.  WIND GUIDANCE FOR WEST CENTRAL NEVADA NOT AS
STRONG AND NORMALLY THEY DO NOT HAVE AS STRONG OF WIND. SIGMA LEVEL
WIND SPEEDS 25-35KTS EVEN INTO MONO COUNTY THROUGH THE EVENING. 06Z
MESO-ETA HAD 50-60KT 700 MB FLOW OVER THIS AREA THROUGH 03Z. WILL GO
WITH A HIGH WIND WARNING BASED ON CURRENT TRENDS WITH NO NEW MODEL
DAzTA FOR 1/3/73 AND AN ADVISORY FOR 4. NO OTHER CHANGES AT THIS TIME.
DP

.REV...HIGH WIND WARNING TIL 6 PM NVZ001-003-CAZ073.
       WIND ADVISORY TIL 6 PM NVZ004.

The radar

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

Open the radar archive at this moment

Event by event

1 heavy snow. Local standard time, as filed.

Heavy Snow, Lassen/Eastern Plumas/Eastern Sierra

When
February 6, 11:25 AM PST to 2:25 PM PST
Where
Lassen/Eastern Plumas/Eastern Sierra forecast zone
Reported by
TRAINED SPOTTER
Coordinates
40.086, -120.650 (the zone’s center; the record gives no point)

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 2001Every state in 2001This day in weather historyWarnings in California, February 2001

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: 5230059.