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

88°F

31°C

Humidity 20%
Wind Speed NNE 8 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 17 Mar 10:35 AM PDT
Extended Forecast for

Fallbrook CA

Heat Advisory March 17, 10:51am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 17, 10:51am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Today

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 62. Southwest wind around 5 mph becoming calm.

    Low: 62 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the morning.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 94. North wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Tonight
Clear, with a low around 62. Southwest wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 92. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the morning.
Thursday Night
Clear, with a low around 62.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 87.
Saturday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 57.
Sunday
Patchy fog. Otherwise, mostly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fallbrook CA
 33.35°N 117.25°W (Elev. 597 ft)
Last Update:
12:38 am PDT Mar 17, 2026
Forecast Valid:
10am PDT Mar 17, 2026-6pm PDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation