Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

Lat: 37.77056°NLon: 122.42694°WElev: 150.0ft.

50°F

10°C

Humidity	NA
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

4 Miles W San Francisco CA

Coastal Flood Advisory January 1, 06:16am until January 4, 02:00pm

Wind Advisory January 2, 01:00pm until January 3, 01:00pm

Click here for hazard details and duration

Coastal Flood Advisory

Wind Advisory

Coastal Flood Advisory January 1, 06:16am until January 4, 02:00pm
NOW until 2:00pm Sun
Coastal Flood Advisory
New Year's Day
High: 59 °F
Showers
Tonight
Low: 55 °F
Showers then
Chance
Showers
Friday
High: 59 °F
Showers
Likely
Friday Night
Low: 55 °F
Showers and
Breezy
Saturday
High: 59 °F
Showers
Saturday Night
Low: 54 °F
Showers
Sunday
High: 57 °F
Showers
Sunday Night
Low: 50 °F
Showers

Detailed Forecast

New Year's Day

Showers, with thunderstorms also possible after 1pm. High near 59. East wind 10 to 16 mph becoming south in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Showers, mainly before 10pm. Steady temperature around 55. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Friday

Showers likely, mainly after 10am. Mostly cloudy, with a high near 59. South southeast wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Showers, with thunderstorms also possible after 1am. Low around 55. Breezy, with a south wind 20 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Saturday

Showers. High near 59. South wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Saturday Night

Showers before 10pm, then showers and possibly a thunderstorm between 10pm and 4am, then showers after 4am. Low around 54. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

Showers before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then showers after 4pm. High near 57. Chance of precipitation is 100%.

Sunday Night

Showers, with thunderstorms also possible after 10pm. Cloudy, with a low around 50.

Monday

Showers. Mostly cloudy, with a high near 55.

Monday Night

Showers likely, mainly before 10pm. Mostly cloudy, with a low around 48.

Tuesday

A chance of showers. Partly sunny, with a high near 55.

Tuesday Night

A slight chance of showers. Mostly cloudy, with a low around 46.

Wednesday

A chance of showers. Partly sunny, with a high near 54.