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

99°F

37°C

Humidity 39%
Wind Speed SSW 11 MPH
Barometer NA
Dewpoint 70°F (21°C)
Visibility NA
Heat Index106°F (41°C)
Last update 28 Aug 03:57 PM PDT
Extended Forecast for

Rowland Heights CA

Heat Advisory August 28, 08:00pm until August 29, 08:00pm
Extreme Heat Warning August 28, 04:53pm until August 28, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning August 28, 04:53pm until August 28, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • This Afternoon

    High: 102 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 72. South southwest wind 5 to 10 mph.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 96. Light south wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 96 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Southwest wind 5 to 10 mph.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 102. West southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 72. South southwest wind 5 to 10 mph.
Saturday
Sunny and hot, with a high near 96. Light south wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Mostly clear, with a low around 65. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 87. Southwest wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 63.
Tuesday
A slight chance of showers after 11am. Mostly sunny, with a high near 85.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 65.
Wednesday
A slight chance of showers. Partly sunny, with a high near 86.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 64.
Thursday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rowland Heights CA
 33.97°N 117.9°W (Elev. 863 ft)
Last Update:
1:24 pm PDT Aug 28, 2026
Forecast Valid:
4pm PDT Aug 28, 2026-6pm PDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation