Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Mist

52°F

11°C

Humidity	93%
Wind Speed	NE 3 MPH
Barometer	30.32 in (1026.75 mb)
Dewpoint	50°F (10°C)
Visibility	2.00 mi
Last update	07 Feb 10:00 AM PST

More Information:

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

Extended Forecast for

San Mateo CA

Today
High: 62 °F
Mostly Sunny
Tonight
Low: 50 °F
Mostly Clear
then Patchy
Fog
Sunday
High: 62 °F
Patchy Fog
then Partly
Sunny
Sunday Night
Low: 51 °F
Patchy Fog
Monday
High: 62 °F
Areas Fog
then Mostly
Cloudy
Monday Night
Low: 49 °F
Slight Chance
Rain
Tuesday
High: 58 °F
Chance Rain
Tuesday Night
Low: 48 °F
Chance Rain
Wednesday
High: 59 °F
Chance Rain

Detailed Forecast

Today

Mostly sunny, with a high near 62. Northwest wind 3 to 8 mph.

Tonight

Patchy fog before 2am, then patchy fog after 3am. Otherwise, increasing clouds, with a low around 50. West northwest wind around 6 mph becoming calm in the evening.

Sunday

Patchy fog before 10am. Otherwise, partly sunny, with a high near 62. Calm wind becoming west northwest 5 to 7 mph in the morning.

Sunday Night

Patchy fog. Otherwise, mostly cloudy, with a low around 51. West northwest wind 3 to 5 mph.

Monday

Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 62. North wind 3 to 6 mph.

Monday Night

A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 49.

Tuesday

A 40 percent chance of rain. Mostly cloudy, with a high near 58.

Tuesday Night

A chance of rain. Mostly cloudy, with a low around 48.