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

Hazardous Weather Conditions

Current conditions at

LAKE MATHEWS (MHEC1)

Lat: 33.81694°NLon: 117.46361°WElev: 1516.0ft.

NA

100°F

38°C

Humidity 21%
Wind Speed NNW 18 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Heat Index98°F (37°C)
Last update 25 Aug 02:16 PM PDT
Extended Forecast for

7 Miles WSW March AFB/Riverside CA

Extreme Heat Warning August 25, 02:37pm until August 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 25, 02:37pm until August 28, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • This Afternoon

    High: 102 °F

    Sunny

  • Tonight

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

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 103. Light and variable wind becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 103 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 75. Northwest wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 104. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 104 °F

    Partly Sunny

  • Thursday Night

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

    Low: 76 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 103.

    High: 103 °F

    Mostly Sunny

  • Friday Night

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

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 102. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 74. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Sunny, with a high near 103. Light and variable wind becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 75. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 104. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 76.
Friday
Mostly sunny, with a high near 103.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Sunny, with a high near 99.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 67.
Monday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW March AFB/Riverside CA
 33.83°N 117.37°W (Elev. 1591 ft)
Last Update:
11:56 am PDT Aug 25, 2026
Forecast Valid:
2pm PDT Aug 25, 2026-6pm PDT Aug 31, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation