National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

ACTON (ATNC1)

Lat: 34.44639°NLon: 118.1968°WElev: 2600.0ft.

NA

51°F

11°C

Humidity 55%
Wind Speed NNE 4 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 24 Mar 03:54 AM PDT
Extended Forecast for

10 Miles NNW Altadena CA

  • Today

    Today: Sunny, with a high near 69. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 61. South southwest wind 5 to 10 mph becoming east southeast after midnight.

    Low: 61 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. Northeast wind 5 to 10 mph becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. Breezy, with a south southwest wind 15 to 20 mph becoming west southwest 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 60 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 70. North wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 69. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Tonight
Clear, with a low around 61. South southwest wind 5 to 10 mph becoming east southeast after midnight.
Wednesday
Sunny, with a high near 69. Northeast wind 5 to 10 mph becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 60. Breezy, with a south southwest wind 15 to 20 mph becoming west southwest 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Thursday
Sunny, with a high near 70. North wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Partly sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Altadena CA
 34.33°N 118.22°W (Elev. 4711 ft)
Last Update:
3:16 am PDT Mar 24, 2026
Forecast Valid:
4am PDT Mar 24, 2026-6pm PDT Mar 30, 2026
 
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Additional Resources

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