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.

Mostly Cloudy

85°F

29°C

Humidity 77%
Wind Speed NE 7 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 3 Oct 11:53 am CDT
Extended Forecast for

Slidell LA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. High near 85. East wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 11pm, then showers and possibly a thunderstorm, mainly after 11pm. Some of the storms could produce heavy rainfall. Low around 71. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 71 °F

    Heavy Rain

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 82. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 82 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 69. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 85 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 68. Northeast wind around 5 mph.

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Northeast wind 5 to 10 mph.

    High: 85 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Northeast wind around 5 mph.

    Low: 66 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 85. East wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms before 11pm, then showers and possibly a thunderstorm, mainly after 11pm. Some of the storms could produce heavy rainfall. Low around 71. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday
Showers and possibly a thunderstorm. High near 82. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 69. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%.
Monday
A slight chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Northeast wind 5 to 10 mph. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 68. Northeast wind around 5 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Northeast wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Northeast wind around 5 mph.
Wednesday
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Northeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 64. Northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 85. East wind 10 to 15 mph.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 65. Northeast wind 5 to 10 mph.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. East wind 10 to 15 mph, with gusts as high as 25 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Slidell LA
 30.28°N 89.76°W
Last Update:
12:05 pm CDT Oct 3, 2026
Forecast Valid:
12pm CDT Oct 3, 2026-6pm CDT Oct 9, 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