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.

Partly Cloudy

93°F

34°C

Humidity 49%
Wind Speed NE 3 mph
Barometer 29.97 in (1015.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 28 Aug 3:53 pm CDT
Extended Forecast for

Mandeville LA

  • Tonight

    Tonight: Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm.

    Low: 74 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 93. Heat index values as high as 105. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. East wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 91. Heat index values as high as 106. East wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 91 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers. Partly cloudy, with a low around 75. East wind around 5 mph. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 91. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 91 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 93. Heat index values as high as 105. Northeast wind around 5 mph becoming southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 75. East wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 91. Heat index values as high as 106. East wind 5 to 10 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers. Partly cloudy, with a low around 75. East wind around 5 mph. Chance of precipitation is 30%.
Monday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 91. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm.
Thursday
A chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming southeast 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:
2:01 pm CDT Aug 28, 2026
Forecast Valid:
4pm CDT Aug 28, 2026-6pm CDT Sep 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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