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

Hazardous Weather Conditions

Current conditions at

CW5283 Foothill Ranch (C5283)

Lat: 33.685°NLon: 117.65583°WElev: 986.91ft.

NA

90°F

32°C

Humidity 37%
Wind Speed WNW 0 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 60°F (16°C)
Visibility NA
Heat Index90°F (32°C)
Last update 01 Aug 12:40 PM PDT
Extended Forecast for

4 Miles ESE Tustin CA

Extreme Heat Warning August 1, 12:57pm until August 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 1, 12:57pm until August 2, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • This Afternoon

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 69. Southwest wind around 5 mph becoming calm.

    Low: 69 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 90 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Monday Night

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

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 87.

    High: 87 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 93. West wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 69. Southwest wind around 5 mph becoming calm.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 68.
Friday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Tustin CA
 33.71°N 117.76°W (Elev. 194 ft)
Last Update:
12:45 pm PDT Aug 1, 2026
Forecast Valid:
12pm PDT Aug 1, 2026-6pm PDT Aug 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation