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

Hazardous Weather Conditions

Current conditions at

Fallbrook Community Airpark (KL18)

Lat: 33.3542°NLon: 117.2509°WElev: 708.0ft.

Clear

81°F

27°C

Humidity 51%
Wind Speed SSW 6 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 23 Aug 06:35 PM PDT
Extended Forecast for

Fallbrook CA

Extreme Heat Watch August 25, 10:00am until August 28, 08:00pm
Heat Advisory August 23, 06:58pm until August 25, 10:00am
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory
  •  
    Heat Advisory August 23, 06:58pm until August 25, 10:00am

    NOW until 10:00am Tue

    Heat Advisory

  • Tonight

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. West wind around 5 mph becoming calm.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. Southwest wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 98.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 99.

    High: 99 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 67. South wind 5 to 10 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 94. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 69. West wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 96. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 69. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 98.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 99.
Thursday Night
Mostly clear, with a low around 73.
Friday
Mostly sunny, with a high near 99.
Friday Night
Mostly clear, with a low around 71.
Saturday
Sunny, with a high near 98.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fallbrook CA
 33.4°N 117.23°W (Elev. 791 ft)
Last Update:
5:32 pm PDT Aug 23, 2026
Forecast Valid:
6pm PDT Aug 23, 2026-6pm PDT Aug 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation