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

Hazardous Weather Conditions

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Fog/Mist

56°F

13°C

Humidity 100%
Wind Speed NE 6 mph
Barometer 30.10 in (1019.3 mb)
Dewpoint 56°F (13°C)
Visibility 4.00 mi
Last update 23 Jan 4:53 am CST
Extended Forecast for

Slidell LA

Dense Fog Advisory January 23, 05:09am until January 23, 08:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory January 23, 05:09am until January 23, 08:00am

    NOW until 8:00am Fri

    Dense Fog Advisory

  • Today

    High: 68 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. Northeast wind around 5 mph.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 3pm. High near 65. Northeast wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Slight Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 3am, then showers likely. Low around 48. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 48 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 67. South wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 100%.

    High: 67 °F

    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. Northwest wind around 10 mph, with gusts as high as 30 mph.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 43. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: Widespread frost after 9pm. Otherwise, mostly clear, with a low around 20. North wind around 5 mph.

    Low: 20 °F

    Frost

Detailed Forecast

Today
Partly sunny, with a high near 68. Calm wind becoming north around 5 mph in the morning.
Tonight
Mostly cloudy, with a low around 48. Northeast wind around 5 mph.
Saturday
Showers, with thunderstorms also possible after 3pm. High near 65. Northeast wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 3am, then showers likely. Low around 48. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. High near 67. South wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 100%.
Sunday Night
Mostly cloudy, with a low around 22. Northwest wind around 10 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 43. North wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Widespread frost after 9pm. Otherwise, mostly clear, with a low around 20. North wind around 5 mph.
Tuesday
Widespread frost before 9am. Otherwise, sunny, with a high near 48. North wind around 5 mph becoming calm.
Tuesday Night
Widespread frost, mainly after 10pm. Otherwise, partly cloudy, with a low around 30. Calm wind.
Wednesday
A slight chance of showers. Widespread frost. Otherwise, mostly sunny, with a high near 55. Calm wind becoming west around 5 mph in the morning.
Wednesday Night
A slight chance of showers. Widespread frost. Otherwise, partly cloudy, with a low around 29. North wind around 5 mph.
Thursday
Widespread frost. Otherwise, sunny, with a high near 51. North wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Slidell LA
 30.28°N 89.79°W
Last Update:
11:31 pm CST Jan 22, 2026
Forecast Valid:
5am CST Jan 23, 2026-6pm CST Jan 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation