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

89°F

32°C

Humidity 61%
Wind Speed SE 10 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 7 Aug 4:53 pm CDT
Extended Forecast for

Mandeville LA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Sunny, with a steady temperature around 87. Southeast wind around 10 mph.

    High: 87 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Heat index values as high as 106. Calm wind becoming south around 5 mph in the afternoon.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. South wind around 5 mph becoming calm.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 91 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 91 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Sunny, with a steady temperature around 87. Southeast wind around 10 mph.
Tonight
Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 92. Heat index values as high as 106. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 76. South wind around 5 mph becoming calm.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm.
Monday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%.
Monday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 78. South wind around 5 mph.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Light southwest wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 78. South wind around 5 mph.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 78. Southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mandeville LA
 30.38°N 90.07°W
Last Update:
2:02 pm CDT Aug 7, 2026
Forecast Valid:
5pm CDT Aug 7, 2026-6pm CDT Aug 14, 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