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

Hazardous Weather Conditions

Current conditions at

FREMONT CANYON (FRCC1)

Lat: 33.81114°NLon: 117.70836°WElev: 1781.0ft.

NA

96°F

36°C

Humidity 23%
Wind Speed SW 12 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Heat Index93°F (34°C)
Last update 23 Aug 04:51 PM PDT
Extended Forecast for

3 Miles NE Tustin CA

Extreme Heat Watch August 25, 10:00am until August 28, 08:00pm
Heat Advisory August 23, 05:43pm until August 25, 10:00am
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory
  •  
    Heat Advisory August 23, 05:43pm until August 25, 10:00am

    NOW until 10:00am Tue

    Heat Advisory

  • Tonight

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. Light west wind becoming southwest 5 to 10 mph in the afternoon.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Mostly Clear

  • Tuesday

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

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm after midnight.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, sunny, with a high near 97.

    High: 97 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 99.

    High: 99 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 94. Light west wind becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 96. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm after midnight.
Wednesday
Patchy fog before 11am. Otherwise, sunny, with a high near 97.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny, with a high near 99.
Thursday Night
Mostly clear, with a low around 75.
Friday
Mostly sunny, with a high near 98.
Friday Night
Partly cloudy, with a low around 74.
Saturday
Sunny, with a high near 96.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Tustin CA
 33.75°N 117.77°W (Elev. 348 ft)
Last Update:
5:32 pm PDT Aug 23, 2026
Forecast Valid:
5pm PDT Aug 23, 2026-6pm PDT Aug 30, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

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Chance of Precipitation