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

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Overcast

60°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.14 in (1020.5 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 22 Jan 7:53 am CST
Extended Forecast for

Slidell LA

  • Today

    Today: Mostly sunny, with a high near 72. Calm wind becoming south around 5 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers before 4am, then a slight chance of showers after 5am. Increasing clouds, with a low around 56. Calm wind. Chance of precipitation is 20%.

    Low: 56 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers. Mostly cloudy, with a high near 69. Calm wind becoming northeast around 5 mph in the morning.

    High: 69 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before midnight. Cloudy, with a low around 50. Northeast wind around 5 mph.

    Low: 50 °F

    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers, mainly after noon. Cloudy, with a high near 66. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 66 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 47. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

    Low: 47 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before noon, then showers likely. High near 59. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 90%.

    High: 59 °F

    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 25. North wind around 10 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 46. North wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 46 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 72. Calm wind becoming south around 5 mph.
Tonight
A slight chance of showers before 4am, then a slight chance of showers after 5am. Increasing clouds, with a low around 56. Calm wind. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 69. Calm wind becoming northeast around 5 mph in the morning.
Friday Night
A 30 percent chance of showers, mainly before midnight. Cloudy, with a low around 50. Northeast wind around 5 mph.
Saturday
A 50 percent chance of showers, mainly after noon. Cloudy, with a high near 66. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Saturday Night
Showers and possibly a thunderstorm. Low around 47. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm before noon, then showers likely. High near 59. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 90%.
Sunday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 25. North wind around 10 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 46. North wind 5 to 10 mph, with gusts as high as 25 mph.
Monday Night
Widespread frost, mainly after 9pm. Otherwise, mostly clear, with a low around 24. North wind around 5 mph.
Tuesday
Widespread frost. Otherwise, sunny, with a high near 52. Northeast wind around 5 mph becoming southeast in the afternoon.
Tuesday Night
Areas of frost. Otherwise, partly cloudy, with a low around 33. Calm wind.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 58. Calm wind becoming south around 5 mph in the morning.
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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:
5:29 am CST Jan 22, 2026
Forecast Valid:
8am CST Jan 22, 2026-6pm CST Jan 28, 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