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

81°F

27°C

Humidity 28%
Wind Speed NW 9 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Heat Index80°F (27°C)
Last update 16 Mar 07:16 PM PDT
Extended Forecast for

7 Miles SSE Riverside Municipal CA

Heat Advisory until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. Calm wind becoming north around 5 mph in the afternoon.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 64. West wind 5 to 10 mph becoming east after midnight.

    Low: 64 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Light and variable wind becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 64. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 64 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 63. North wind 5 to 10 mph becoming south in the evening.
Tuesday
Sunny, with a high near 94. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 64. West wind 5 to 10 mph becoming east after midnight.
Wednesday
Sunny, with a high near 94. Light and variable wind becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 64. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 96.
Thursday Night
Clear, with a low around 65.
Friday
Sunny, with a high near 96.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 91.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Riverside Municipal CA
 33.85°N 117.4°W (Elev. 1519 ft)
Last Update:
11:05 am PDT Mar 16, 2026
Forecast Valid:
7pm PDT Mar 16, 2026-6pm PDT Mar 23, 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