Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

LA HONDA (LAHC1)

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

NA

58°F

14°C

Humidity 79%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 14 Mar 07:07 PM 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
  • Tonight

    Tonight: Mostly clear, with a low around 49. West northwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80. Calm wind becoming north around 6 mph in the afternoon.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 58. Light north northwest wind.

    Low: 58 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 49. West northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 80. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 56. North northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 86. Light and variable wind.
Monday Night
Clear, with a low around 58. Light north northwest wind.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Clear, with a low around 59.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Sunny, with a high near 84.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Portola Valley CA
 37.37°N 122.22°W (Elev. 597 ft)
1:26 pm PDT Mar 14, 2026
7pm PDT Mar 14, 2026-6pm PDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database