Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Palo Alto Airport (KPAO)

Lat: 37.46667°NLon: 122.11667°WElev: 7.0ft.

Mostly Cloudy

45°F

7°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 21 Jan 07:47 AM PST
Extended Forecast for

San Carlos CA

  • Today

    Today: A 10 percent chance of rain after 4pm.  Cloudy, with a high near 62. Calm wind.

    High: 62 °F

    Cloudy then
    Slight Chance
    Rain

  • Tonight

    Tonight: A 20 percent chance of rain before 10pm.  Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Patchy fog between 9am and 10am.  Otherwise, partly sunny, with a high near 62. Light north northwest wind.

    High: 62 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after midnight.  Otherwise, partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

Detailed Forecast

Today
A 10 percent chance of rain after 4pm. Cloudy, with a high near 62. Calm wind.
Tonight
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 48. Calm wind.
Thursday
Patchy fog between 9am and 10am. Otherwise, partly sunny, with a high near 62. Light north northwest wind.
Thursday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 48. Calm wind.
Friday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61. Light and variable wind.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Partly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
San Carlos CA
 37.5°N 122.25°W (Elev. 82 ft)
2:13 am PST Jan 21, 2026
9am PST Jan 21, 2026-6pm PST Jan 27, 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