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.

Mist

55°F

13°C

Humidity 93%
Wind Speed E 5 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 54°F (12°C)
Visibility 5.00 mi
Last update 21 Jan 03:35 AM PST
Extended Forecast for

Newport Beach CA

Dense Fog Advisory January 21, 03:51am until January 21, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 21, 03:51am until January 21, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 52 °F

    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming south around 5 mph in the afternoon.

    High: 64 °F

    Areas Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. South wind around 5 mph becoming calm after midnight.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, mainly after 10am. Mostly cloudy, with a high near 64. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 53. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 20%.

    High: 63 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a low around 52. Northwest wind around 5 mph becoming calm.
Wednesday
Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 54. South wind around 5 mph becoming calm after midnight.
Thursday
A chance of showers, mainly after 10am. Mostly cloudy, with a high near 64. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 53. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
A slight chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newport Beach CA
 33.62°N 117.94°W (Elev. 30 ft)
Last Update:
2:36 am PST Jan 21, 2026
Forecast Valid:
3am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation