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

FIVE CENT (WEFC1)

Lat: 40.75365°NLon: 122.93214°WElev: 2602.0ft.

49°F

9°C

Humidity	92%
Wind Speed	NNE 5 MPH
Barometer	NA
Dewpoint	47°F (8°C)
Visibility	NA
Wind Chill	47°F (8°C)
Last update	24 Dec 12:20 AM PST

More Information:

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

Extended Forecast for

6 Miles NW Helena CA

Flood Watch December 24, 12:49am until December 26, 10:00pm

Wind Advisory until December 24, 10:00am

Winter Storm Warning December 24, 04:00pm until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Wind Advisory

Winter Storm Warning

Flood Watch December 24, 12:49am until December 26, 10:00pm
Wind Advisory until December 24, 10:00am
NOW: Multiple hazards in effect
Click HERE for Details
Overnight
Low: 35 °F
Rain and Very
Windy
Wednesday
High: 42 °F
Rain/Snow and
Breezy then
Rain/Snow
Likely
Wednesday Night
Low: 39 °F
Rain/Snow and
Windy
Christmas Day
High: 37 °F
Snow and
Windy
Thursday Night
Low: 34 °F
Snow
Friday
High: 35 °F
Snow
Friday Night
Low: 30 °F
Snow Likely
then Chance
Snow
Saturday
High: 37 °F
Mostly Sunny

Detailed Forecast

Overnight

Rain. Low around 35. Very windy, with a southeast wind around 34 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Rain and snow before 1pm, then rain likely between 1pm and 4pm, then rain likely, possibly mixed with snow after 4pm. High near 42. Breezy, with a southwest wind 8 to 18 mph becoming east southeast in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Wednesday Night

Rain and snow before 10pm, then rain between 10pm and 4am, then rain and snow after 4am. Steady temperature around 39. Windy, with a southeast wind 15 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

Christmas Day

Snow. High near 37. Windy, with a south southeast wind around 23 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

Snow. Low around 34. South southeast wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Friday

Snow. High near 35. East southeast wind around 8 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Friday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 30. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Saturday

Mostly sunny, with a high near 37.

Saturday Night

Mostly clear, with a low around 28.

Sunday

Mostly sunny, with a high near 45.

Sunday Night

Mostly clear, with a low around 35.

Monday

Sunny, with a high near 50.

Monday Night

Mostly clear, with a low around 38.