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

Hazardous Weather Conditions

Current conditions at

Fullerton, Fullerton Municipal Airport (KFUL)

Lat: 33.87194°NLon: 117.98472°WElev: 95.0ft.

Clear

82°F

28°C

Humidity 58%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 09 Sep 01:05 AM PDT
Extended Forecast for

2 Miles WSW Anaheim CA

Heat Advisory September 9, 08:00pm until September 10, 08:00pm
Extreme Heat Warning September 9, 01:22am until September 9, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning September 9, 01:22am until September 9, 08:00pm

    NOW until 8:00pm Wed

    Extreme Heat Warning

  • Overnight

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 100. Heat index values as high as 106. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 100 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm after midnight.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92. Light south wind becoming southwest 5 to 10 mph in the afternoon.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71. South wind 5 to 10 mph.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 76. Calm wind.
Wednesday
Sunny, with a high near 100. Heat index values as high as 106. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm after midnight.
Thursday
Sunny, with a high near 92. Light south wind becoming southwest 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 71. South wind 5 to 10 mph.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny, with a high near 84.
Sunday Night
Clear, with a low around 66.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Anaheim CA
 33.82°N 117.95°W (Elev. 102 ft)
Last Update:
12:25 pm PDT Sep 8, 2026
Forecast Valid:
1am PDT Sep 9, 2026-6pm PDT Sep 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation