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

Hazardous Weather Conditions

Current conditions at

CHILAO (CHOC1)

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

NA

86°F

30°C

Humidity 25%
Wind Speed SSW 15 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index83°F (28°C)
Last update 22 Aug 05:53 PM PDT
Extended Forecast for

5 Miles N Altadena CA

Extreme Heat Watch August 25, 10:00am until August 28, 08:00pm
Heat Advisory August 23, 10:00am until August 25, 10:00am
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory

  • Tonight

    Tonight: Clear, with a low around 68. South southwest wind 5 to 10 mph becoming east northeast after midnight.

    Low: 68 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. South southwest wind 5 to 10 mph becoming northeast after midnight.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. Northeast wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 15 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 71. Southwest wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 68. South southwest wind 5 to 10 mph becoming east northeast after midnight.
Sunday
Sunny, with a high near 84. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 68. South southwest wind 5 to 10 mph becoming northeast after midnight.
Monday
Sunny, with a high near 83. Northeast wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 71. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
Sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 77.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Altadena CA
 34.25°N 118.12°W (Elev. 4908 ft)
Last Update:
2:31 pm PDT Aug 22, 2026
Forecast Valid:
7pm PDT Aug 22, 2026-6pm PDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation