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

John Wayne-Orange County Airport (KSNA)

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

Clear

79°F

26°C

Humidity 39%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 09 Nov 05:20 PM PST
Extended Forecast for

Fountain Valley CA

  • Tonight

    Tonight: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 62. Calm wind becoming east around 5 mph.

    Low: 62 °F

    Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers after 4am. Increasing clouds, with a low around 60. Chance of precipitation is 10%.

    Low: 60 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 10am, then a slight chance of showers after 4pm. Mostly sunny, with a high near 77.

    High: 77 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 10pm. Partly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 63. Calm wind.
Tuesday
Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 62. Calm wind becoming east around 5 mph.
Veterans Day
Sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 61. Calm wind.
Thursday
Sunny, with a high near 81.
Thursday Night
A slight chance of showers after 4am. Increasing clouds, with a low around 60. Chance of precipitation is 10%.
Friday
A slight chance of showers before 10am, then a slight chance of showers after 4pm. Mostly sunny, with a high near 77.
Friday Night
A chance of showers, mainly after 10pm. Partly cloudy, with a low around 59.
Saturday
A slight chance of showers before 4pm. Mostly sunny, with a high near 76.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 58.
Sunday
A slight chance of showers. Mostly sunny, with a high near 74.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 56.
Monday
A chance of showers. Partly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fountain Valley CA
 33.69°N 117.92°W (Elev. 3 ft)
Last Update:
12:09 pm PST Nov 9, 2026
Forecast Valid:
5pm PST Nov 9, 2026-6pm PST Nov 16, 2026
 
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Additional Resources

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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