Multiple Days of Severe Weather from Thunderstorms and Wildfires

Active spring pattern across the center of the nation with several rounds of severe thunderstorms in the forecast through the weekend. The regions under the greatest threats are the southern Plains into the Mississippi Valley. Meanwhile, dry and breezy conditions with dry fuels are aiding in wildfires across the western High Plains and the Southeast. Wind and some snow for northern Rockies. Read More >

Current conditions at

LOS ALTOS (LOAC1)

Lat: 37.35472°NLon: 122.14167°WElev: 539.0ft.

NA

60°F

16°C

Humidity 61%
Wind Speed W 7 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 24 Apr 05:10 PM PDT
Extended Forecast for

2 Miles NNW Portola Valley CA

  • Tonight

    Tonight: Increasing clouds, with a low around 48. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 48 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 63. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 63 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 49. Southwest wind 3 to 8 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 11am.  Mostly sunny, with a high near 66. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 66 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 48. West wind 5 to 8 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 63. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Saturday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 49. Southwest wind 3 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 66. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 47. West wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Portola Valley CA
 37.42°N 122.23°W (Elev. 397 ft)
1:26 pm PDT Apr 24, 2026
5pm PDT Apr 24, 2026-6pm PDT May 1, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database