Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Clear

63°F

17°C

Humidity 51%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 30 Mar 08:00 AM PDT
Extended Forecast for

Foster City CA

  • Today

    Today: Partly sunny, with a high near 79. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 79 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. West wind around 6 mph becoming calm  after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 69. Calm wind becoming southwest 5 to 7 mph in the afternoon.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 53. South southwest wind 3 to 7 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 68. Calm wind becoming southwest 5 to 9 mph in the afternoon.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 49. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Rain Likely

  • Thursday

    Thursday: A 30 percent chance of rain before 11am.  Sunny, with a high near 66.

    High: 66 °F

    Chance Rain
    then Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 79. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 55. West wind around 6 mph becoming calm after midnight.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 69. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 53. South southwest wind 3 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 68. Calm wind becoming southwest 5 to 9 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 49. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 30 percent chance of rain before 11am. Sunny, with a high near 66.
Thursday Night
Clear, with a low around 47.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 50.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Foster City CA
 37.57°N 122.27°W (Elev. 3 ft)
1:41 am PDT Mar 30, 2026
8am PDT Mar 30, 2026-6pm PDT Apr 5, 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