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

84°F

29°C

Humidity 65%
Wind Speed S 10 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 20 May 11:53 am CDT
Extended Forecast for

4 Miles E Mandeville LA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 88. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 40%.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 87. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 74. Southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 74 °F

    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 85. South wind 5 to 10 mph. Chance of precipitation is 90%.

    High: 85 °F

    Showers
    Likely then
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 74. South wind around 5 mph. Chance of precipitation is 60%.

    Low: 74 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 87. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 87 °F

    Showers
    Likely then
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southeast wind around 5 mph.

    Low: 75 °F

    Chance
    T-storms

  • Sunday

    Sunday: Showers and possibly a thunderstorm. Mostly cloudy, with a high near 86. Southeast wind 5 to 10 mph.

    High: 86 °F

    Showers then
    T-storms

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 88. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 87. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 74. Southeast wind around 5 mph. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 85. South wind 5 to 10 mph. Chance of precipitation is 90%.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 74. South wind around 5 mph. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 87. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southeast wind around 5 mph.
Sunday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 86. Southeast wind 5 to 10 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southeast wind around 5 mph.
Memorial Day
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 85. Southeast wind 5 to 10 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southeast wind around 5 mph.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Southeast wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Mandeville LA
 30.35°N 90.02°W
Last Update:
4:20 am CDT May 20, 2026
Forecast Valid:
12pm CDT May 20, 2026-6pm CDT May 26, 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