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

79°F

26°C

Humidity 65%
Wind Speed SSE 5 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 25 Aug 08:20 PM PDT
Extended Forecast for

2 Miles W Anaheim CA

Extreme Heat Warning August 25, 08:43pm until August 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 25, 08:43pm until August 28, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 97. Light south wind becoming southwest 5 to 10 mph in the afternoon.

    High: 97 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Cloudy

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 101. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 101 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 76. Southwest wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 101.

    High: 101 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 97. Light south wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 101. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Thursday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 76. Southwest wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 101.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Sunny, with a high near 94.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 69.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Anaheim CA
 33.82°N 117.95°W (Elev. 102 ft)
Last Update:
5:10 pm PDT Aug 25, 2026
Forecast Valid:
8pm PDT Aug 25, 2026-6pm PDT Sep 1, 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