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

Hazardous Weather Conditions

Current conditions at

John Wayne-Orange County Airport (KSNA)

Lat: 33.6798°NLon: 117.8674°WElev: 39.0ft.

Partly Cloudy

81°F

27°C

Humidity 39%
Wind Speed SW 3 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Mar 07:05 PM PDT
Extended Forecast for

Newport Beach CA

Heat Advisory March 17, 07:23pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 17, 07:23pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. South wind 5 to 10 mph becoming light and variable after midnight.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. Light southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. South wind 5 to 10 mph becoming light and variable after midnight.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Light and variable wind becoming south 5 to 10 mph.
Wednesday
Sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 58. South wind 5 to 10 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 82. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 59. South wind 5 to 10 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newport Beach CA
 33.64°N 117.91°W (Elev. 13 ft)
Last Update:
11:07 am PDT Mar 17, 2026
Forecast Valid:
7pm PDT Mar 17, 2026-6pm PDT Mar 24, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation