Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Hazardous Weather Conditions

Current conditions at

COTTAGE (STUC1)

Lat: 38.34587°NLon: 120.22952°WElev: 6064.0ft.

41°F

5°C

Humidity	100%
Wind Speed	SSE 36 MPH
Barometer	NA
Dewpoint	41°F (5°C)
Visibility	NA
Wind Chill	29°F (-2°C)
Last update	24 Dec 04:54 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

15 Miles WSW Sonora Pass CA

Flood Watch December 24, 05:14am until December 26, 04:00pm

Winter Storm Warning until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Winter Storm Warning

Flood Watch December 24, 05:14am until December 26, 04:00pm
Winter Storm Warning until December 26, 10:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Overnight
Low: 34 °F
Heavy Snow
and Windy
Wednesday
High: 35 °F
Heavy Snow
and Windy
Wednesday Night
Low: 30 °F
Heavy Snow
and Windy
Christmas Day
High: 30 °F
Heavy Snow
and Windy
Thursday Night
Low: 23 °F
Heavy Snow
and Windy
Friday
High: 27 °F
Heavy Snow
and Windy
Friday Night
Low: 17 °F
Snow Likely
Saturday
High: 31 °F
Chance Snow

Detailed Forecast

Overnight

Snow. The snow could be heavy at times. Steady temperature around 34. Windy, with a south wind around 38 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 8 to 12 inches possible.

Wednesday

Snow. The snow could be heavy at times. High near 35. Windy, with a south wind 33 to 38 mph decreasing to 23 to 28 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 19 to 25 inches possible.

Wednesday Night

Snow. The snow could be heavy at times. Steady temperature around 30. Windy, with a south wind 31 to 38 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 22 to 28 inches possible.

Christmas Day

Snow before 4pm, then snow showers after 4pm. The snow could be heavy at times. Some thunder is also possible. High near 30. Windy, with a south wind 30 to 39 mph, with gusts as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 21 to 27 inches possible.

Thursday Night

Snow before 10pm, then snow showers between 10pm and 4am, then snow after 4am. The snow could be heavy at times. Some thunder is also possible. Low around 23. Windy, with a south southwest wind 37 to 39 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.

Friday

Snow. The snow could be heavy at times. High near 27. Windy. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

Friday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 17. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Saturday

A chance of snow, mainly before 4pm. Partly sunny, with a high near 31.

Saturday Night

A slight chance of snow before 10pm. Mostly clear, with a low around 20. Blustery.

Sunday

Sunny, with a high near 35.

Sunday Night

Mostly clear, with a low around 24. Blustery.

Monday

Sunny, with a high near 41.

Monday Night

Mostly clear, with a low around 29.