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

Hazardous Weather Conditions

Current conditions at

FW0019 Lake Cuyamaca (F0019)

Lat: 32.9895°NLon: 116.5875°WElev: 2594.16ft.

NA

87°F

31°C

Humidity 27%
Wind Speed ESE 8 MPH
Barometer 25.95 in (878.77 mb)
Dewpoint 49°F (9°C)
Visibility NA
Heat Index84°F (29°C)
Last update 10 Jul 03:00 PM PDT
Extended Forecast for

5 Miles S Julian CA

Heat Advisory July 10, 03:15pm until July 10, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory July 10, 03:15pm until July 10, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. Southeast wind around 5 mph becoming northwest in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. West wind 5 to 10 mph becoming south after midnight.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after 11am. Mostly sunny, with a high near 83. East wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. West wind 5 to 10 mph.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 71. West wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 85. Southeast wind around 5 mph becoming northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 74. West wind 5 to 10 mph becoming south after midnight.
Sunday
A chance of showers after 11am. Mostly sunny, with a high near 83. East wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 73. West wind 5 to 10 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 80. Chance of precipitation is 50%.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Thursday Night
A chance of showers. Partly cloudy, with a low around 72.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Julian CA
 33°N 116.58°W (Elev. 5640 ft)
Last Update:
12:54 pm PDT Jul 10, 2026
Forecast Valid:
3pm PDT Jul 10, 2026-6pm PDT Jul 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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