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

Hazardous Weather Conditions

Current conditions at

FW0063 Fullerton CSU (F0063)

Lat: 33.8805°NLon: 117.88417°WElev: 243.01ft.

NA

81°F

27°C

Humidity 64%
Wind Speed ENE 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 68°F (20°C)
Visibility NA
Heat Index84°F (29°C)
Last update 09 Sep 03:08 AM PDT
Extended Forecast for

Anaheim CA

Heat Advisory September 9, 08:00pm until September 10, 08:00pm
Extreme Heat Warning September 9, 03:21am until September 9, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning September 9, 03:21am until September 9, 08:00pm

    NOW until 8:00pm Wed

    Extreme Heat Warning

  • Overnight

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 106. Heat index values as high as 117. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 106 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77. West wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 95. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. Southwest wind around 5 mph.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 67.

    Low: 67 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 84.

    High: 84 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 77. Calm wind.
Wednesday
Sunny, with a high near 106. Heat index values as high as 117. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 77. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 95. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 72. Southwest wind around 5 mph.
Friday
Sunny, with a high near 89.
Friday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 67.
Saturday
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Anaheim CA
 33.82°N 117.92°W (Elev. 105 ft)
Last Update:
1:36 am PDT Sep 9, 2026
Forecast Valid:
3am PDT Sep 9, 2026-6pm PDT Sep 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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