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

70°F

21°C

Humidity 34%
Wind Speed E 5 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 31 Dec 12:53 AM PST
Extended Forecast for

2 Miles S Irvine CA

Flood Watch December 31, 10:00pm until January 1, 10:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: A chance of showers after 4am. Cloudy, with a low around 60. Southeast wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 60 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers, mainly after 10am. High near 68. Southeast wind around 5 mph becoming northeast in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, with thunderstorms also possible after 10pm. Some of the storms could produce heavy rainfall. Low around 57. East wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 57 °F

    Heavy Rain

  • New Year's Day

    New Year's Day: Showers and possibly a thunderstorm before 10am, then showers likely. Some of the storms could produce heavy rainfall. High near 65. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Heavy Rain
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 56. Southwest wind around 5 mph becoming southeast after midnight. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 20%.

    High: 66 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 10pm. Cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly between 10am and 4pm. Cloudy, with a high near 64.

    High: 64 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Showers
    Likely

Detailed Forecast

Overnight
A chance of showers after 4am. Cloudy, with a low around 60. Southeast wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers, mainly after 10am. High near 68. Southeast wind around 5 mph becoming northeast in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers, with thunderstorms also possible after 10pm. Some of the storms could produce heavy rainfall. Low around 57. East wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
New Year's Day
Showers and possibly a thunderstorm before 10am, then showers likely. Some of the storms could produce heavy rainfall. High near 65. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 56. Southwest wind around 5 mph becoming southeast after midnight. Chance of precipitation is 30%.
Friday
A slight chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 20%.
Friday Night
A chance of showers, mainly after 10pm. Cloudy, with a low around 54. Chance of precipitation is 30%.
Saturday
Showers likely, mainly between 10am and 4pm. Cloudy, with a high near 64.
Saturday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 52.
Sunday
A chance of showers. Mostly cloudy, with a high near 64.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 51.
Monday
A chance of showers. Mostly cloudy, with a high near 64.
Monday Night
A chance of showers. Mostly cloudy, with a low around 51.
Tuesday
A chance of showers. Mostly cloudy, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Irvine CA
 33.64°N 117.8°W (Elev. 381 ft)
Last Update:
12:07 am PST Dec 31, 2025
Forecast Valid:
1am PST Dec 31, 2025-6pm PST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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