Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Current conditions at

LA HONDA (LAHC1)

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

NA

48°F

9°C

Humidity 97%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 14 Apr 12:07 AM PDT
Extended Forecast for

4 Miles S Portola Valley CA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 49. West wind around 5 mph.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 58. West northwest wind 5 to 7 mph.

    High: 58 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 47. West northwest wind 5 to 7 mph.

    Low: 47 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 60. West northwest wind 6 to 8 mph, with gusts as high as 21 mph.

    High: 60 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. West northwest wind 5 to 7 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 49. West wind around 5 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 58. West northwest wind 5 to 7 mph.
Tuesday Night
Increasing clouds, with a low around 47. West northwest wind 5 to 7 mph.
Wednesday
Partly sunny, with a high near 60. West northwest wind 6 to 8 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 46. West northwest wind 5 to 7 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 62.
Thursday Night
Clear, with a low around 46.
Friday
Sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
A slight chance of rain. Partly sunny, with a high near 65.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 49.
Monday
A chance of rain. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Portola Valley CA
 37.3°N 122.23°W (Elev. 1447 ft)
11:26 pm PDT Apr 13, 2026
12am PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database