Hazardous Weather Conditions
Current conditions at
LAKE MATHEWS (MHEC1)
Lat: 33.81694°NLon: 117.46361°WElev: 1516.0ft.NA
90°F
32°C
| Humidity | 32% |
| Wind Speed | NW 5 MPH |
| Barometer | NA |
| Dewpoint | 56°F (13°C) |
| Visibility | NA |
| Heat Index | 88°F (31°C) |
| Last update | 22 Aug 10:16 AM PDT |
Extended Forecast for
5 Miles SE Corona CA
Heat Advisory until August 24, 08:00pm
NOW until 8:00pm Mon

Heat Advisory
Today

High: 102 °F
Sunny
Tonight

Low: 69 °F
Clear
Sunday

High: 103 °F
Sunny
Sunday Night

Low: 69 °F
Mostly Clear
Monday

High: 103 °F
Sunny
Monday Night

Low: 69 °F
Clear
Tuesday

High: 105 °F
Sunny
Tuesday Night

Low: 70 °F
Clear
Detailed Forecast
Today
Sunny, with a high near 102. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Tonight
Clear, with a low around 69. West wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 103. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 69. West wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 103. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Clear, with a low around 69.
Tuesday
Sunny, with a high near 105.
Tuesday Night
Clear, with a low around 70.
Wednesday
Sunny, with a high near 106.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
Sunny, with a high near 105.
Thursday Night
Partly cloudy, with a low around 70.
Friday
Mostly sunny, with a high near 106.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles SE Corona CA
33.81°N 117.51°W (Elev. 965 ft)
33.81°N 117.51°W (Elev. 965 ft)
11:45 pm PDT Aug 21, 2026
11am PDT Aug 22, 2026-6pm PDT Aug 28, 2026



