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

Hazardous Weather Conditions

Current conditions at

ACTON (ATNC1)

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

NA

63°F

17°C

Humidity 10%
Wind Speed ENE 12 MPH
Barometer NA
Dewpoint 6°F (-14°C)
Visibility NA
Last update 04 Apr 03:54 AM PDT
Extended Forecast for

13 Miles NNW Mount Wilson CA

Wind Advisory April 4, 04:05am until April 4, 03:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory April 4, 04:05am until April 4, 03:00pm

    NOW until 3:00pm Sat

    Wind Advisory

  • Today

    High: 63 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Mostly clear, with a low around 53. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. Northeast wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. West southwest wind 5 to 15 mph becoming south in the evening. Winds could gust as high as 20 mph.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66. Breezy, with a south wind 5 to 10 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 66 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Clear, with a low around 53. Breezy.

    Low: 53 °F

    Clear and
    Breezy then
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

Detailed Forecast

Today
Mostly sunny, with a high near 63. Windy, with a northeast wind 30 to 35 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 50 mph.
Tonight
Mostly clear, with a low around 53. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 66. Northeast wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Mostly clear, with a low around 55. West southwest wind 5 to 15 mph becoming south in the evening. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 66. Breezy, with a south wind 5 to 10 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Clear, with a low around 53. Breezy.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Clear, with a low around 53.
Wednesday
Sunny, with a high near 63. Breezy.
Wednesday Night
Partly cloudy, with a low around 50. Breezy.
Thursday
A chance of rain. Partly sunny, with a high near 54. Breezy.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 45. Breezy.
Friday
A slight chance of rain. Mostly sunny, with a high near 52. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNW Mount Wilson CA
 34.38°N 118.18°W (Elev. 5915 ft)
Last Update:
1:17 am PDT Apr 4, 2026
Forecast Valid:
4am PDT Apr 4, 2026-6pm PDT Apr 10, 2026
 
Forecast Discussion
 
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Additional Resources

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