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

45°F

7°C

Humidity 58%
Wind Speed Calm
Barometer 30.36 in (1028.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 12 Jan 5:53 pm CST
Extended Forecast for

Slidell LA

  • Tonight

    Tonight: Areas of frost after 2am. Otherwise, mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Tuesday

    Tuesday: Areas of frost before 9am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming west around 5 mph.

    High: 59 °F

    Areas Frost
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 45. Calm wind becoming west around 5 mph.

    Low: 45 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. West wind 5 to 10 mph.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 50. Northwest wind 5 to 15 mph.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 11pm. 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 61. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 61 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. South wind around 5 mph becoming northwest after midnight.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of frost after 2am. Otherwise, mostly clear, with a low around 35. Calm wind.
Tuesday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming west around 5 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 45. Calm wind becoming west around 5 mph.
Wednesday
Mostly sunny, with a high near 64. West wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 37. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 50. Northwest wind 5 to 15 mph.
Thursday Night
Widespread frost, mainly after 11pm. 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 61. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 40. South wind around 5 mph becoming northwest after midnight.
Saturday
Sunny, with a high near 59. Northwest wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 36. Northwest wind around 5 mph.
Sunday
Sunny, with a high near 56. Northwest wind 5 to 10 mph.
Sunday Night
Widespread frost. Otherwise, mostly clear, with a low around 30. West wind around 5 mph becoming north after midnight.
M.L.King Day
Widespread frost. Otherwise, sunny, with a high near 55. North wind around 5 mph becoming southeast in the afternoon.
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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:
3:58 pm CST Jan 12, 2026
Forecast Valid:
6pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
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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