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

Hazardous Weather Conditions

Current conditions at

Motte Rimrock Reserve (UCNRS) (UCMO)

Lat: 33.80472°NLon: 117.25556°WElev: 1901.0ft.

NA

93°F

34°C

Humidity 20%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Heat Index89°F (32°C)
Last update 25 Aug 10:10 AM PDT
Extended Forecast for

4 Miles WSW Perris CA

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

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Today

    High: 103 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 74. North wind 5 to 10 mph becoming light and variable in the evening.

    Low: 74 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 105. Light and variable wind becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 105 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. Northeast wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 105. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 105 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 104.

    High: 104 °F

    Mostly Sunny

  • Friday Night

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

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 103. Light northwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Clear, with a low around 74. North wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Sunny, with a high near 105. Light and variable wind becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 76. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 105. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 76.
Friday
Mostly sunny, with a high near 104.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny, with a high near 99.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 95.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Perris CA
 33.77°N 117.31°W (Elev. 2093 ft)
Last Update:
3:55 am PDT Aug 25, 2026
Forecast Valid:
10am 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