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

CHILAO (CHOC1)

Lat: 34.33167°NLon: 118.03028°WElev: 5450.0ft.

NA

44°F

7°C

Humidity 100%
Wind Speed SSW 8 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 31 Mar 11:53 PM PDT
Extended Forecast for

Mount Wilson CA

  • Overnight

    Overnight: A 20 percent chance of rain. Mostly cloudy, with a low around 34. West wind around 5 mph.

    Low: 34 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Sunny, with a high near 54. Wind chill values as low as 30 early. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. Wind chill values as low as 25 early. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. West wind 10 to 15 mph becoming north northeast in the evening. Winds could gust as high as 20 mph.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67. Breezy.

    High: 67 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of rain. Mostly cloudy, with a low around 34. West wind around 5 mph.
Wednesday
Sunny, with a high near 54. Wind chill values as low as 30 early. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 30. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Mostly sunny, with a high near 56. Wind chill values as low as 25 early. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 32. West wind 10 to 15 mph becoming north northeast in the evening. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 67. Breezy.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Wilson CA
 34.24°N 118.06°W (Elev. 4859 ft)
Last Update:
11:27 pm PDT Mar 31, 2026
Forecast Valid:
12am PDT Apr 1, 2026-6pm PDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation