Arctic Air Mass Lingers for Areas of the East; Critical Fire Weather for the Plains; Active Weather Pattern for Hawaii

Arctic air lingers for the east, however, winds will slowly subside and a slow moderating trend starts during the week. Moisture continues to provide rainfall and higher elevation snow for the Pacific Northwest, northern California and northern Rockies through Monday. For the State of Hawaii, dangerous surf conditions with strong winds and heavy rainfall will impact the islands through Monday. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

57°F

14°C

Humidity 87%
Wind Speed E 5 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 08 Feb 12:35 PM PST
Extended Forecast for

Foster City CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 65. Light and variable wind becoming northwest 5 to 7 mph.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog before 3am, then patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 51. Calm wind becoming west northwest around 5 mph after midnight.

    Low: 51 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, cloudy, with a high near 62. North wind around 6 mph.

    High: 62 °F

    Patchy Fog
    then Cloudy

  • Monday Night

    Monday Night: A 30 percent chance of rain after 4am.  Cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Cloudy then
    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after 10am.  High near 60. South southeast wind 3 to 7 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Patchy fog after 5am. Low around 48. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain likely, mainly before 4pm.  Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 10pm.  Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 61.

    High: 61 °F

    Areas Fog
    then Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 65. Light and variable wind becoming northwest 5 to 7 mph.
Tonight
Patchy fog before 3am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 51. Calm wind becoming west northwest around 5 mph after midnight.
Monday
Patchy fog before 8am. Otherwise, cloudy, with a high near 62. North wind around 6 mph.
Monday Night
A 30 percent chance of rain after 4am. Cloudy, with a low around 50. Calm wind.
Tuesday
Rain, mainly after 10am. High near 60. South southeast wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Patchy fog after 5am. Low around 48. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain likely, mainly before 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Wednesday Night
A chance of rain, mainly before 10pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 45.
Thursday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 61.
Thursday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 44.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
Rain likely. Mostly cloudy, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Foster City CA
 37.57°N 122.27°W (Elev. 3 ft)
12:27 pm PST Feb 8, 2026
12pm PST Feb 8, 2026-6pm PST Feb 14, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database