Major Winter Storm Ongoing in the Upper Midwest and Great Lakes; Severe Weather Along the East Coast

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through today across the Upper Midwest and Upper Great Lakes. Widespread severe storms are expected across the entire eastern U.S. with the highest threat over the interior Mid-Atlantic, where there is a risk for damaging wind gusts and a few tornadoes. Heat continues to build in the West. Read More >

Current conditions at

LA HONDA (LAHC1)

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

NA

84°F

29°C

Humidity 24%
Wind Speed NE 5 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Heat Index82°F (28°C)
Last update 16 Mar 03:07 PM PDT
Extended Forecast for

3 Miles S Portola Valley CA

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

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 68. North wind 3 to 6 mph.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. North wind around 6 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. North wind around 6 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Northeast wind around 6 mph becoming north northwest in the afternoon.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 70.

    Low: 70 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 72.

    Low: 72 °F

    Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 81. North wind around 7 mph.
Tonight
Mostly clear, with a low around 68. North wind 3 to 6 mph.
Tuesday
Sunny, with a high near 85. North wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 70. North wind around 6 mph.
Wednesday
Sunny, with a high near 85. Northeast wind around 6 mph becoming north northwest in the afternoon.
Wednesday Night
Clear, with a low around 70.
Thursday
Sunny, with a high near 86.
Thursday Night
Clear, with a low around 72.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 64.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Portola Valley CA
 37.33°N 122.21°W (Elev. 2231 ft)
1:25 pm PDT Mar 16, 2026
3pm PDT Mar 16, 2026-6pm PDT Mar 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database