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

85°F

29°C

Humidity 61%
Wind Speed Calm
Barometer 30.03 in (1016.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 7 Jul 5:53 pm CDT
Extended Forecast for

Slidell LA

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms, mainly between 9pm and 10pm. Partly cloudy, with a low around 77. West wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 94. Heat index values as high as 106. West wind around 5 mph becoming southwest in the afternoon.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 78. South wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 92 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 93 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 77. South wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms, mainly between 9pm and 10pm. Partly cloudy, with a low around 77. West wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 94. Heat index values as high as 106. West wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 78. South wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. South wind around 5 mph becoming calm in the evening.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 77. South wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southwest wind around 5 mph becoming calm.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. West wind around 5 mph becoming calm in the evening.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 92. North wind around 5 mph becoming northeast 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:
5:26 pm CDT Jul 7, 2026
Forecast Valid:
6pm CDT Jul 7, 2026-6pm CDT Jul 14, 2026
 
Forecast Discussion
 
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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