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.

Fair

36°F

2°C

Humidity 79%
Wind Speed Calm
Barometer 30.10 in (1019.4 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 15 Jan 7:53 pm CST
Extended Forecast for

Slidell LA

  • Tonight

    Tonight: Widespread frost after 9pm. Otherwise, clear, with a low around 34. Calm wind.

    Low: 34 °F

    Frost

  • Friday

    Friday: Areas of frost before 8am. Otherwise, sunny, with a high near 67. Light south wind increasing to 5 to 10 mph in the morning.

    High: 67 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 46. Southwest wind around 5 mph becoming north after midnight.

    Low: 46 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 57. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 57 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain showers before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. North wind around 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Sunday

    Sunday: Widespread frost before 8am. Otherwise, sunny, with a high near 49. Northwest wind 5 to 10 mph.

    High: 49 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Widespread frost after midnight. Otherwise, mostly clear, with a low around 31. Northwest wind around 5 mph becoming calm.

    Low: 31 °F

    Clear then
    Frost

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 58. Calm wind becoming northwest around 5 mph.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Calm wind becoming north around 5 mph after midnight.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread frost after 9pm. Otherwise, clear, with a low around 34. Calm wind.
Friday
Areas of frost before 8am. Otherwise, sunny, with a high near 67. Light south wind increasing to 5 to 10 mph in the morning.
Friday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 46. Southwest wind around 5 mph becoming north after midnight.
Saturday
Partly sunny, with a high near 57. North wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A chance of rain showers before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. North wind around 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Sunday
Widespread frost before 8am. Otherwise, sunny, with a high near 49. Northwest wind 5 to 10 mph.
Sunday Night
Widespread frost after midnight. Otherwise, mostly clear, with a low around 31. Northwest wind around 5 mph becoming calm.
M.L.King Day
Sunny, with a high near 58. Calm wind becoming northwest around 5 mph.
Monday Night
Partly cloudy, with a low around 32. Calm wind becoming north around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 53. Northeast wind around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 36. Calm wind becoming east around 5 mph.
Wednesday
Partly sunny, with a high near 62. East wind 5 to 10 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 48. East wind around 5 mph.
Thursday
A chance of showers. Mostly cloudy, with a high near 64. East 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:
7:37 pm CST Jan 15, 2026
Forecast Valid:
8pm CST Jan 15, 2026-6pm CST Jan 22, 2026
 
Forecast Discussion
 
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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