Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

Lat: 37.61961°NLon: 122.36558°WElev: 10.0ft.

Mostly Cloudy

59°F

15°C

Humidity	67%
Wind Speed	W 12 MPH
Barometer	30.11 in (1019.64 mb)
Dewpoint	48°F (9°C)
Visibility	10.00 mi
Last update	13 Feb 02:20 PM PST

More Information:

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

Extended Forecast for

San Mateo CA

This Afternoon
High: 61 °F
Mostly Sunny
Tonight
Low: 47 °F
Mostly Cloudy
then Patchy
Fog
Saturday
High: 59 °F
Areas Fog
then Mostly
Cloudy
Saturday Night
Low: 51 °F
Chance
Showers
Sunday
High: 60 °F
Showers
Likely then
Showers
Sunday Night
Low: 49 °F
Showers
Washington's Birthday
High: 54 °F
Showers
Monday Night
Low: 45 °F
Showers
Tuesday
High: 52 °F
Showers

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 61. West wind 7 to 9 mph.

Tonight

Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 47. West wind around 5 mph becoming calm in the evening.

Saturday

Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 59. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

Saturday Night

A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 51. South southeast wind around 10 mph. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Showers, mainly after 10am. High near 60. South southeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Sunday Night

Showers. Low around 49. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

Washington's Birthday

Showers, with thunderstorms also possible after 4pm. High near 54. Chance of precipitation is 100%.

Monday Night

Showers and possibly a thunderstorm. Cloudy, with a low around 45.

Tuesday

Showers and possibly a thunderstorm. Cloudy, with a high near 52.

Tuesday Night

Showers and possibly a thunderstorm. Mostly cloudy, with a low around 44.

Wednesday

Showers likely. Mostly cloudy, with a high near 53.