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

91°F

33°C

Humidity 56%
Wind Speed NNW 4 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 73°F (23°C)
Visibility NA
Heat Index100°F (38°C)
Last update 28 Aug 04:31 PM PDT
Extended Forecast for

Tustin CA

Extreme Heat Warning August 28, 04:45pm until August 29, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 28, 04:45pm until August 29, 08:00pm

    NOW until 8:00pm Sat

    Extreme Heat Warning

  • Tonight

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm after midnight.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers after 11am. Mostly sunny, with a high near 86.

    High: 86 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 93. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 70. South wind around 5 mph.
Sunday
Sunny, with a high near 88. Light south wind becoming southwest 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 67.
Tuesday
A slight chance of showers after 11am. Mostly sunny, with a high near 86.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 69.
Wednesday
A slight chance of showers before 11am. Partly sunny, with a high near 87.
Wednesday Night
Mostly cloudy, with a low around 69.
Thursday
Sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 88.
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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:
2:47 pm PDT Aug 28, 2026
Forecast Valid:
4pm PDT Aug 28, 2026-6pm PDT Sep 4, 2026
 
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Additional Resources

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Chance of Precipitation