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

LA HONDA (LAHC1)

Lat: 37.30523°NLon: 122.25525°WElev: 804.0ft.

NA

57°F

14°C

Humidity 83%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 01 Mar 03:07 PM PST
Extended Forecast for

4 Miles S Portola Valley CA

  • Tonight

    Tonight: A 20 percent chance of rain after 3am.  Mostly cloudy, with a steady temperature around 50. Southwest wind around 7 mph.

    Low: 50 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday

    Monday: A 20 percent chance of rain before 10am.  Mostly sunny, with a high near 55. South southwest wind around 7 mph becoming west northwest in the afternoon.

    High: 55 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a steady temperature around 51. Northwest wind around 8 mph.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Northwest wind 6 to 8 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. Northwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of rain after 3am. Mostly cloudy, with a steady temperature around 50. Southwest wind around 7 mph.
Monday
A 20 percent chance of rain before 10am. Mostly sunny, with a high near 55. South southwest wind around 7 mph becoming west northwest in the afternoon.
Monday Night
Partly cloudy, with a steady temperature around 51. Northwest wind around 8 mph.
Tuesday
Mostly sunny, with a high near 56. Northwest wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 48. Northwest wind around 11 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Clear, with a low around 45.
Thursday
Sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Portola Valley CA
 37.33°N 122.21°W (Elev. 2231 ft)
12:26 pm PST Mar 1, 2026
3pm 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