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

Flood Watch until December 26, 10:00 PM PST

Current conditions at

San Francisco Bay Oakland International Airport (KOAK)

Lat: 37.72126°NLon: 122.22115°WElev: 9.0ft.

Mostly Cloudy

55°F

13°C

Humidity	66%
Wind Speed	S 14 MPH
Barometer	29.88 in (1011.85 mb)
Dewpoint	44°F (7°C)
Visibility	10.00 mi
Last update	26 Dec 01:20 AM PST

More Information:

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

Extended Forecast for

2 Miles SSW Oakland CA

Flood Watch December 26, 01:32am until December 26, 10:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch December 26, 01:32am until December 26, 10:00pm
NOW until 10:00pm Fri
Flood Watch
Overnight
Low: 51 °F
Chance
Showers
Friday
High: 57 °F
Showers
Likely
Friday Night
Low: 46 °F
Showers
Likely then
Chance
Showers
Saturday
High: 54 °F
Slight Chance
Showers
Saturday Night
Low: 39 °F
Mostly Clear
Sunday
High: 54 °F
Mostly Sunny
Sunday Night
Low: 39 °F
Mostly Clear
Monday
High: 55 °F
Sunny

Detailed Forecast

Overnight

A 40 percent chance of showers. Mostly cloudy, with a low around 51. South southwest wind around 15 mph, with gusts as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.

Friday

Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 57. South southeast wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

Showers and thunderstorms likely before 10pm, then a chance of showers. Mostly cloudy, with a low around 46. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

A 20 percent chance of showers. Mostly sunny, with a high near 54. North wind around 6 mph.

Saturday Night

Mostly clear, with a low around 39. North northeast wind 3 to 5 mph.

Sunday

Mostly sunny, with a high near 54.

Sunday Night

Mostly clear, with a low around 39.

Monday

Sunny, with a high near 55.

Monday Night

Mostly clear, with a low around 38.