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

39°F

4°C

Humidity 76%
Wind Speed Calm
Barometer 30.34 in (1027.3 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 13 Jan 8:53 am CST
Extended Forecast for

Slidell LA

  • Today

    Today: Sunny, with a high near 61. Calm wind becoming southwest around 5 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 4am. Increasing clouds, with a low around 45. Calm wind becoming west around 5 mph.

    Low: 45 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 65. West wind 5 to 10 mph.

    High: 65 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. North wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 52. North wind 5 to 15 mph.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Widespread frost after 10pm. Otherwise, mostly clear, with a low around 29. North wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Frost

  • Friday

    Friday: Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 63. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 63 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. South wind around 5 mph becoming northwest after midnight.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61. Northwest wind 5 to 10 mph.

    High: 61 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 61. Calm wind becoming southwest around 5 mph.
Tonight
A 40 percent chance of showers, mainly before 4am. Increasing clouds, with a low around 45. Calm wind becoming west around 5 mph.
Wednesday
Partly sunny, with a high near 65. West wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 37. North wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 52. North wind 5 to 15 mph.
Thursday Night
Widespread frost after 10pm. Otherwise, mostly clear, with a low around 29. North wind around 5 mph becoming calm in the evening.
Friday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 63. Light south wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 42. South wind around 5 mph becoming northwest after midnight.
Saturday
Sunny, with a high near 61. Northwest wind 5 to 10 mph.
Saturday Night
Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. Northwest wind around 5 mph.
Sunday
Areas of frost. Otherwise, sunny, with a high near 56. Northwest wind 5 to 10 mph.
Sunday Night
Widespread frost. Otherwise, mostly clear, with a low around 30. North wind around 5 mph.
M.L.King Day
Widespread frost. Otherwise, sunny, with a high near 55. North wind around 5 mph becoming east in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Slidell LA
 30.28°N 89.76°W
Last Update:
11:31 pm CST Jan 12, 2026
Forecast Valid:
9am CST Jan 13, 2026-6pm CST Jan 19, 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