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

73°F

23°C

Humidity 49%
Wind Speed ENE 3 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 08 Aug 01:16 AM PDT
Extended Forecast for

5 Miles S Riverside Municipal CA

Heat Advisory August 8, 02:14am until August 9, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 8, 02:14am until August 9, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Overnight

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 95 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Light and variable wind becoming northwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. Northwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 66. Calm wind.
Saturday
Sunny, with a high near 95. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 68. Northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 95. Light and variable wind becoming northwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Sunday Night
Mostly clear, with a low around 67. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 61.
Friday
Mostly sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Riverside Municipal CA
 33.87°N 117.46°W (Elev. 1581 ft)
Last Update:
11:57 pm PDT Aug 7, 2026
Forecast Valid:
2am PDT Aug 8, 2026-6pm PDT Aug 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation