Hazardous Weather Conditions
Current conditions at
EW9979 MasonValley (E9979)
Lat: 32.99317°NLon: 116.44467°WElev: 2115.91ft.NA
103°F
39°C
| Humidity | 16% |
| Wind Speed | ENE 14 MPH |
| Barometer | 29.68 in (1005.08 mb) |
| Dewpoint | 49°F (9°C) |
| Visibility | NA |
| Heat Index | 100°F (38°C) |
| Last update | 23 Aug 01:45 PM PDT |
Extended Forecast for
11 Miles N Mount Laguna CA
Extreme Heat Warning August 23, 02:09pm until August 28, 08:00pm
NOW until 8:00pm Fri

Extreme Heat Warning
This Afternoon

High: 103 °F
Sunny
Tonight

Low: 78 °F
Partly Cloudy
Monday

High: 99 °F
Slight Chance
T-stormsMonday Night

Low: 78 °F
Mostly Clear
Tuesday

High: 102 °F
Sunny
Tuesday Night

Low: 80 °F
Mostly Clear
Wednesday

High: 105 °F
Sunny
Wednesday Night

Low: 80 °F
Mostly Clear
Detailed Forecast
This Afternoon
Sunny, with a high near 103. Southeast wind around 5 mph becoming west.
Tonight
Partly cloudy, with a low around 78. West wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 99. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 78. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 102. Calm wind becoming east around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 80.
Wednesday
Sunny, with a high near 105.
Wednesday Night
Mostly clear, with a low around 80.
Thursday
Sunny, with a high near 103.
Thursday Night
Mostly clear, with a low around 80.
Friday
Sunny, with a high near 103.
Friday Night
Mostly clear, with a low around 79.
Saturday
Sunny, with a high near 103.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
11 Miles N Mount Laguna CA
33.05°N 116.4°W (Elev. 2694 ft)
33.05°N 116.4°W (Elev. 2694 ft)
11:43 am PDT Aug 23, 2026
2pm PDT Aug 23, 2026-6pm PDT Aug 29, 2026



