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

Hazardous Weather Conditions

Current conditions at

FW0058 Santa Ana Fire (F0058)

Lat: 33.74333°NLon: 117.86783°WElev: 108.14ft.

NA

67°F

19°C

Humidity 78%
Wind Speed NE 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 60°F (16°C)
Visibility NA
Last update 19 Mar 02:15 AM PDT
Extended Forecast for

Tustin CA

Heat Advisory March 19, 02:44am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 19, 02:44am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 95. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy fog between 11pm and 2am. Otherwise, mostly clear, with a low around 62. Southwest wind around 5 mph becoming calm.

    Low: 62 °F

    Patchy Fog

  • Friday

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

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 87.

    High: 87 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59.

    Low: 59 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 85.

    High: 85 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 61. Calm wind.
Thursday
Sunny, with a high near 95. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Patchy fog between 11pm and 2am. Otherwise, mostly clear, with a low around 62. Southwest wind around 5 mph becoming calm.
Friday
Sunny, with a high near 94. Light west wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 87.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59.
Sunday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 59.
Monday
Patchy fog before 11am. Otherwise, sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Patchy fog. Otherwise, sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Patchy fog. Otherwise, sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tustin CA
 33.73°N 117.82°W (Elev. 92 ft)
Last Update:
1:34 am PDT Mar 19, 2026
Forecast Valid:
2am PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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