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

74°F

23°C

Humidity 44%
Wind Speed E 10 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 12 Jul 12:53 PM PDT
Extended Forecast for

5 Miles NNW Altadena CA

Extreme Heat Watch July 14, 10:00am until July 16, 08:00pm
Heat Advisory July 12, 01:03pm until July 14, 10:00am
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory
  •  
    Heat Advisory July 12, 01:03pm until July 14, 10:00am

    NOW until 10:00am Tue

    Heat Advisory

  • This Afternoon

    High: 92 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 78. Southwest wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph in the morning.

    High: 93 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 79. Southwest wind around 5 mph becoming calm in the evening.

    Low: 79 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 11am. Sunny and hot, with a high near 98. Light west wind becoming southwest 5 to 10 mph in the morning.

    High: 98 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 82.

    Low: 82 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 81.

    Low: 81 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Mostly cloudy, with a high near 92. South southwest wind around 5 mph.
Tonight
A 20 percent chance of showers before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 78. Southwest wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph in the morning.
Monday Night
Partly cloudy, with a low around 79. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers after 11am. Sunny and hot, with a high near 98. Light west wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 82.
Wednesday
Sunny and hot, with a high near 101.
Wednesday Night
Mostly clear, with a low around 81.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 74.
Saturday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Altadena CA
 34.25°N 118.15°W (Elev. 3251 ft)
Last Update:
11:27 am PDT Jul 12, 2026
Forecast Valid:
1pm PDT Jul 12, 2026-6pm PDT Jul 18, 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