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

Hazardous Weather Conditions

Current conditions at

SANTA FE DAM (STFC1)

Lat: 34.12614°NLon: 117.94717°WElev: 500.0ft.

NA

103°F

39°C

Humidity 26%
Wind Speed WSW 9 MPH
Barometer NA
Dewpoint 62°F (17°C)
Visibility NA
Heat Index105°F (41°C)
Last update 26 Aug 04:57 PM PDT
Extended Forecast for

Irwindale CA

Extreme Heat Warning August 26, 05:38pm until August 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 26, 05:38pm until August 28, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 72 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Mostly cloudy and hot, with a high near 106. Heat index values as high as 109. North wind around 5 mph becoming southwest in the morning.

    High: 106 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming north after midnight.

    Low: 73 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 106. Heat index values as high as 110. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 106 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Southwest wind 5 to 10 mph becoming light in the evening.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 102.

    High: 102 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Tonight
Increasing clouds, with a low around 72. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly cloudy and hot, with a high near 106. Heat index values as high as 109. North wind around 5 mph becoming southwest in the morning.
Thursday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming north after midnight.
Friday
Mostly sunny and hot, with a high near 106. Heat index values as high as 110. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 71. Southwest wind 5 to 10 mph becoming light in the evening.
Saturday
Sunny and hot, with a high near 102.
Saturday Night
Clear, with a low around 66.
Sunday
Sunny, with a high near 93.
Sunday Night
Clear, with a low around 63.
Monday
Sunny, with a high near 90.
Monday Night
A slight chance of showers. Mostly clear, with a low around 62.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 90.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 64.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Irwindale CA
 34.12°N 117.96°W (Elev. 456 ft)
Last Update:
11:26 am PDT Aug 26, 2026
Forecast Valid:
5pm PDT Aug 26, 2026-6pm PDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation