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

91°F

33°C

Humidity 29%
Wind Speed SSE 9 MPH
Barometer 26.05 in (882.15 mb)
Dewpoint 54°F (12°C)
Visibility NA
Heat Index89°F (32°C)
Last update 25 Aug 11:45 AM PDT
Extended Forecast for

4 Miles SSE Julian CA

Extreme Heat Warning until August 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until August 28, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • This Afternoon

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 76. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 91. Light northwest wind becoming west 5 to 10 mph in the afternoon. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 78. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 78 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 92. West wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 92 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light and variable wind becoming west 5 to 10 mph. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 76. West wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 91. Light northwest wind becoming west 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 78. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 92. West wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 78.
Friday
Mostly sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 67.
Monday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Julian CA
 33.03°N 116.56°W (Elev. 4797 ft)
Last Update:
11:56 am PDT Aug 25, 2026
Forecast Valid:
12pm PDT Aug 25, 2026-6pm PDT Aug 31, 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