Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

LA HONDA (LAHC1)

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

NA

67°F

19°C

Humidity 21%
Wind Speed NE 3 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 17 Apr 01:07 PM PDT
Extended Forecast for

4 Miles WSW Portola Valley CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 68. West northwest wind around 7 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70. Calm wind becoming west around 5 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49. Light west wind.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm.  Mostly cloudy, with a low around 49. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Slight Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after 11am.  Partly sunny, with a high near 66. Chance of precipitation is 60%.

    High: 66 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Rain likely.  Mostly cloudy, with a low around 51.

    Low: 51 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain before 11am, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 62.

    High: 62 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 68. West northwest wind around 7 mph.
Tonight
Partly cloudy, with a low around 46. West northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 70. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 49. Light west wind.
Sunday
Partly sunny, with a high near 68. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Sunday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 49. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, mainly after 11am. Partly sunny, with a high near 66. Chance of precipitation is 60%.
Monday Night
Rain likely. Mostly cloudy, with a low around 51.
Tuesday
Rain before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 62.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Portola Valley CA
 37.34°N 122.3°W (Elev. 597 ft)
1:26 pm PDT Apr 17, 2026
2pm PDT Apr 17, 2026-6pm PDT Apr 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database