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

LA HONDA (LAHC1)

Lat: 37.30523° N Lon: 122.25525° W Elev: 804.0 ft.

56°F

13°C

Humidity	97%
Wind Speed	ESE 5 MPH
Barometer	NA
Dewpoint	55°F (13°C)
Visibility	NA
Last update	24 Dec 12:07 AM PST

More Information:

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

Detailed forecast for

San Francisco Peninsula Coast

Rest Of Tonight

Very windy. Showers. A slight chance of thunderstorms after midnight. Some thunderstorms may produce heavy rainfall after midnight. Lows in the lower 50s. South winds 30 to 45 mph. Gusts up to 55 mph increasing to 65 mph after midnight.

Wednesday

Breezy, showers. A slight chance of thunderstorms in the afternoon. Some thunderstorms may be severe with heavy rainfall. Highs in the lower 60s. South winds 20 to 30 mph.

Wednesday Night

Breezy. Showers and a slight chance of thunderstorms. Some thunderstorms may be severe with heavy rainfall. Lows in the lower 50s. South winds 20 to 30 mph. Gusts up to 45 mph increasing to 55 mph after midnight.

Christmas Day

Breezy, showers. A slight chance of thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the afternoon. Highs in the upper 50s. South winds 20 to 30 mph with gusts to around 45 mph.

Thursday Night

Breezy. A slight chance of thunderstorms in the evening. Showers. Some thunderstorms may produce heavy rainfall in the evening. Lows in the upper 40s. South winds 20 to 30 mph decreasing to 10 to 20 mph after midnight.

Friday

Showers. Highs in the upper 50s.

Friday Night

Showers and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the mid 40s.

Saturday

Mostly cloudy. A chance of showers. Highs in the upper 50s.

Saturday Night Through Tuesday

Mostly clear. Lows in the lower 40s. Highs in the upper 50s to mid 60s.