Severe Thunderstorms and Heavy Rain in the Mid-South, Tennessee and Ohio Valleys

Severe thunderstorms are likely across portions of the Mid-South, Tennessee Valley, and lower Ohio River Valley today, including damaging winds, hail, and tornadoes, a few of which could be strong. Heavy to excessive rainfall, which may lead to flooding, is expected over the Tennessee and lower Ohio Valleys today. Read More >

Current conditions at

LOS ALTOS (LOAC1)

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

NA

81°F

27°C

Humidity 27%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Heat Index80°F (27°C)
Last update 20 May 03:10 PM PDT
Extended Forecast for

2 Miles NNE Portola Valley CA

  • Tonight

    Tonight: Mostly clear, with a low around 48. Southwest wind 6 to 11 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. Light and variable wind becoming west southwest 9 to 14 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. Southwest wind 7 to 9 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. Southwest wind 5 to 13 mph becoming northwest in the morning.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Friday Night

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

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

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

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 48. Southwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 80. Light and variable wind becoming west southwest 9 to 14 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 49. Southwest wind 7 to 9 mph.
Thursday
Sunny, with a high near 72. Southwest wind 5 to 13 mph becoming northwest in the morning.
Thursday Night
Mostly clear, with a low around 47. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 50.
Memorial Day
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Portola Valley CA
 37.4°N 122.2°W (Elev. 397 ft)
1:25 pm PDT May 20, 2025
3pm PDT May 20, 2025-6pm PDT May 27, 2025
 
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Additional Resources

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