Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

LA HONDA (LAHC1)

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

NA

60°F

16°C

Humidity 49%
Wind Speed ENE 3 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 16 Mar 02:07 AM PDT
Extended Forecast for

Portola Valley CA

Heat Advisory March 16, 10:00am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 85. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 58. Calm wind.

    Low: 58 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. Light north northeast wind.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 59. Calm wind.
Monday
Sunny, with a high near 85. Calm wind becoming north northeast around 5 mph in the afternoon.
Monday Night
Clear, with a low around 58. Calm wind.
Tuesday
Sunny, with a high near 90. Light north northeast wind.
Tuesday Night
Mostly clear, with a low around 60. North northwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Clear, with a low around 60.
Thursday
Sunny, with a high near 90.
Thursday Night
Clear, with a low around 61.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 59.
Saturday
Partly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Sunny, with a high near 75.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Portola Valley CA
 37.37°N 122.22°W (Elev. 597 ft)
1:40 am PDT Mar 16, 2026
2am PDT Mar 16, 2026-6pm PDT Mar 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database