Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

61°F

16°C

Humidity 67%
Wind Speed W 11 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 01 Mar 04:56 PM PST
Extended Forecast for

Hillsborough CA

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 3am.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 51. Light southwest wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: A 20 percent chance of rain.  Patchy fog before 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming west northwest around 6 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday Night

    Monday Night: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 50. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 62. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 62 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. West northwest wind around 7 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 3am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 51. Light southwest wind. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 20 percent chance of rain. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming west northwest around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 50. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 62. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 50. West northwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Clear, with a low around 47.
Thursday
Sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 50.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Hillsborough CA
 37.55°N 122.35°W (Elev. 197 ft)
12:26 pm PST Mar 1, 2026
5pm PST Mar 1, 2026-6pm PDT Mar 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database