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

53°F

12°C

Humidity 63%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 28 Mar 10:54 PM PDT
Extended Forecast for

13 Miles NNW Mount Wilson CA

  • Tonight

    Tonight: Clear, with a low around 64. Southeast wind around 10 mph, with gusts as high as 15 mph.

    Low: 64 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 70. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 61. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 61 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 63. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 63 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 55 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61. Breezy.

    High: 61 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Breezy.

    Low: 50 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57. Breezy.

    High: 57 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. Breezy.

    Low: 47 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Tonight
Clear, with a low around 64. Southeast wind around 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 70. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 61. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 63. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 55. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly cloudy, with a high near 61. Breezy.
Tuesday Night
Mostly cloudy, with a low around 50. Breezy.
Wednesday
Partly sunny, with a high near 57. Breezy.
Wednesday Night
Partly cloudy, with a low around 47. Breezy.
Thursday
Mostly sunny, with a high near 56. Breezy.
Thursday Night
Partly cloudy, with a low around 44. Breezy.
Friday
Sunny, with a high near 58. Breezy.
Friday Night
Clear, with a low around 48. Breezy.
Saturday
Sunny, with a high near 62. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNW Mount Wilson CA
 34.38°N 118.18°W (Elev. 5915 ft)
Last Update:
11:27 am PDT Mar 28, 2026
Forecast Valid:
11pm PDT Mar 28, 2026-6pm PDT Apr 4, 2026
 
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