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

40°F

4°C

Humidity 77%
Wind Speed Calm
Barometer 30.34 in (1027.2 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 2 Feb 9:53 pm CST
Extended Forecast for

Slidell LA

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. South wind around 5 mph becoming calm.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 69 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers, mainly after midnight. Low around 51. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before noon. Cloudy through mid morning, then gradual clearing, with a high near 61. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. North wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Mostly Clear
    then Frost

  • Thursday

    Thursday: Widespread frost before 8am. Otherwise, sunny, with a high near 55. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 55 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Areas of frost after 4am. Otherwise, mostly clear, with a low around 36. Northwest wind around 5 mph becoming calm.

    Low: 36 °F

    Clear then
    Areas Frost

  • Friday

    Friday: Areas of frost before 7am. Otherwise, sunny, with a high near 66. Light west wind increasing to 5 to 10 mph in the morning.

    High: 66 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. West wind around 5 mph becoming northwest after midnight.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 42. South wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 69. Light south wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
Showers, mainly after midnight. Low around 51. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 30 percent chance of showers before noon. Cloudy through mid morning, then gradual clearing, with a high near 61. North wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. North wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday
Widespread frost before 8am. Otherwise, sunny, with a high near 55. North wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Areas of frost after 4am. Otherwise, mostly clear, with a low around 36. Northwest wind around 5 mph becoming calm.
Friday
Areas of frost before 7am. Otherwise, sunny, with a high near 66. Light west wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 42. West wind around 5 mph becoming northwest after midnight.
Saturday
Sunny, with a high near 67. North wind around 5 mph becoming calm in the afternoon.
Saturday Night
Mostly clear, with a low around 43. Calm wind.
Sunday
Sunny, with a high near 68. Calm wind becoming south around 5 mph.
Sunday Night
Partly cloudy, with a low around 47. South wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 69. 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 89.81°W
Last Update:
3:11 pm CST Feb 2, 2026
Forecast Valid:
10pm CST Feb 2, 2026-6pm CST Feb 9, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation