Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

MOUNT ZION (MTZC1)

Lat: 38.39006°NLon: 120.6524°WElev: 2967.0ft.

49°F

9°C

Humidity	100%
Wind Speed	SW 11 MPH
Barometer	NA
Dewpoint	49°F (9°C)
Visibility	NA
Wind Chill	44°F (7°C)
Last update	24 Dec 08:56 AM PST

More Information:

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

Extended Forecast for

8 Miles W San Andreas CA

Flood Watch December 24, 09:49am until December 26, 04:00pm

High Wind Warning December 24, 09:49am until December 25, 04:00pm

Click here for hazard details and duration

Flood Watch

High Wind Warning

Flood Watch December 24, 09:49am until December 26, 04:00pm
High Wind Warning December 24, 09:49am until December 25, 04:00pm
NOW: Multiple hazards in effect
Click HERE for Details
Today
High: 53 °F
Showers
Tonight
Low: 54 °F
Rain and
Breezy
Christmas Day
High: 53 °F
Showers and
Breezy
Thursday Night
Low: 47 °F
Showers and
Breezy
Friday
High: 49 °F
Rain
Friday Night
Low: 40 °F
Rain Likely
Saturday
High: 50 °F
Slight Chance
Rain then
Mostly Sunny
Saturday Night
Low: 36 °F
Mostly Clear

Detailed Forecast

Today

Rain, mainly before 4pm, then showers likely and possibly a thunderstorm after 4pm. Steady temperature around 53. South southeast wind 15 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Rain and possibly a thunderstorm. Steady temperature around 54. Breezy, with a south southeast wind 21 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Christmas Day

Rain before 10am, then showers and possibly a thunderstorm after 10am. High near 53. Breezy, with a south southeast wind 21 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday Night

Showers and possibly a thunderstorm before 1am, then rain after 1am. Low around 47. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Friday

Rain. High near 49. South southeast wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 90%.

Friday Night

Rain likely, mainly before 10pm. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

Saturday

A 20 percent chance of rain before 10am. Mostly sunny, with a high near 50.

Saturday Night

Mostly clear, with a low around 36.

Sunday

Sunny, with a high near 48.

Sunday Night

Mostly clear, with a low around 36.