Current conditions at

ACTON (ATNC1)

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

NA

55°F

13°C

Humidity 25%
Wind Speed NNE 11 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 19 Jan 07:54 AM PST
Extended Forecast for

13 Miles NNW Mount Wilson CA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 59. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 59 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 49. Breezy, with a northeast wind around 25 mph, with gusts as high as 35 mph.

    Low: 49 °F

    Clear and
    Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 58. Windy, with a northeast wind 25 to 30 mph, with gusts as high as 45 mph.

    High: 58 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. Northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. Northeast wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 59. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 49. Breezy, with a northeast wind around 25 mph, with gusts as high as 35 mph.
Tuesday
Sunny, with a high near 58. Windy, with a northeast wind 25 to 30 mph, with gusts as high as 45 mph.
Tuesday Night
Partly cloudy, with a low around 47. Northeast wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 57. Northeast wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 51.
Saturday Night
Clear, with a low around 42.
Sunday
Sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNW Mount Wilson CA
 34.38°N 118.18°W (Elev. 5915 ft)
5:52 am PST Jan 19, 2026
8am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database