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

Hazardous Weather Conditions

Current conditions at

WHITTIER HILLS (WTHC1)

Lat: 33.984°NLon: 118.00943°WElev: 950.0ft.

NA

76°F

24°C

Humidity 86%
Wind Speed SE 4 MPH
Barometer NA
Dewpoint 71°F (22°C)
Visibility NA
Heat Index76°F (24°C)
Last update 27 Aug 09:57 PM PDT
Extended Forecast for

Montebello CA

Extreme Heat Warning August 27, 10:02pm until August 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 27, 10:02pm until August 28, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 76 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny and hot, with a high near 102. Heat index values as high as 106. Light south wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 102 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. West southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69. West southwest wind 5 to 10 mph becoming south after midnight.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 67.

    Low: 67 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Tonight
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 76. Calm wind.
Friday
Partly sunny and hot, with a high near 102. Heat index values as high as 106. Light south wind becoming west southwest 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 74. West southwest wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Sunny and hot, with a high near 98. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 69. West southwest wind 5 to 10 mph becoming south after midnight.
Sunday
Sunny, with a high near 90.
Sunday Night
Clear, with a low around 67.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 67.
Tuesday
A chance of showers. Partly sunny, with a high near 88.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 67.
Wednesday
A slight chance of showers. Partly sunny, with a high near 89.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 69.
Thursday
A slight chance of showers. Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montebello CA
 34.01°N 118.1°W (Elev. 184 ft)
Last Update:
7:32 pm PDT Aug 27, 2026
Forecast Valid:
10pm PDT Aug 27, 2026-6pm PDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation