Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

70°F

21°C

Humidity 64%
Wind Speed WNW 17 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 28 Feb 01:00 PM PST
Extended Forecast for

Hillsborough CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 74. West wind around 6 mph.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 63. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain after 10pm.  Patchy fog after 4am.  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

    Slight Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: A 20 percent chance of rain before 10am.  Patchy fog before 9am.  Otherwise, partly sunny, with a high near 62. Calm wind becoming west northwest around 6 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 74. West wind around 6 mph.
Tonight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 53. Calm wind.
Sunday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 63. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
A 20 percent chance of rain after 10pm. Patchy fog after 4am. 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 before 10am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 62. 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
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Clear, with a low around 48.
Thursday
Sunny, with a high near 64.
Thursday Night
Clear, with a low around 50.
Friday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Hillsborough CA
 37.55°N 122.35°W (Elev. 197 ft)
12:26 pm PST Feb 28, 2026
1pm PST Feb 28, 2026-6pm PST Mar 6, 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