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

Hazardous Weather Conditions

Current conditions at

DEVORE (DVOC1)

Lat: 34.18214°NLon: 117.38511°WElev: 1605.0ft.

NA

103°F

39°C

Humidity 12%
Wind Speed SW 7 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Heat Index98°F (37°C)
Last update 24 Aug 02:10 PM PDT
Extended Forecast for

Rialto CA

Heat Advisory August 24, 02:39pm until August 25, 10:00am
Extreme Heat Warning August 25, 10:00am until August 28, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Heat Advisory August 24, 02:39pm until August 25, 10:00am

    NOW until 10:00am Tue

    Heat Advisory

  • This Afternoon

    High: 102 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. Southwest wind 5 to 10 mph becoming light in the evening.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 103. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 103 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. Southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 103. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 103 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 103.

    High: 103 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 102. Southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 73. Southwest wind 5 to 10 mph becoming light in the evening.
Tuesday
Sunny, with a high near 103. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 75. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Sunny, with a high near 103. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny, with a high near 103.
Thursday Night
Partly cloudy, with a low around 77.
Friday
Mostly sunny, with a high near 102.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny, with a high near 100.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rialto CA
 34.13°N 117.4°W (Elev. 1453 ft)
Last Update:
12:47 pm PDT Aug 24, 2026
Forecast Valid:
2pm PDT Aug 24, 2026-6pm PDT Aug 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation