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

76°F

24°C

Humidity 72%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 66°F (19°C)
Visibility NA
Heat Index78°F (26°C)
Last update 25 Aug 07:57 AM PDT
Extended Forecast for

Irwindale CA

Heat Advisory August 25, 08:29am until August 25, 10:00am
Extreme Heat Warning August 25, 10:00am until August 28, 08:00pm
Click here for hazard details and duration
...
Extreme Heat Warning
  •  
    Heat Advisory August 25, 08:29am until August 25, 10:00am

    NOW until 10:00am Tue

    Heat Advisory

  • Today

    High: 105 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. Southwest wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: 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

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. Southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 106. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 106 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 105.

    High: 105 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 105. Heat index values as high as 112. Calm wind becoming west southwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 74. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
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.
Wednesday Night
Mostly clear, with a low around 76. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Thursday
Mostly sunny and hot, with a high near 106. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 75.
Friday
Mostly sunny and hot, with a high near 105.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Irwindale CA
 34.11°N 117.98°W (Elev. 348 ft)
Last Update:
6:57 am PDT Aug 25, 2026
Forecast Valid:
8am PDT Aug 25, 2026-6pm PDT Aug 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation