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

80°F

27°C

Humidity 79%
Wind Speed Vrbl 6 mph
Barometer 29.97 in (1014.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 27 Aug 11:53 am CDT
Extended Forecast for

Slidell LA

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 87. West wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 9pm, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 90. Calm wind becoming east around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms between 7pm and 9pm. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Light and variable wind becoming southeast 5 to 10 mph in the morning.

    High: 91 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 87. West wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 9pm, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 90. Calm wind becoming east around 5 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of showers and thunderstorms between 7pm and 9pm. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 20%.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 74. Calm wind.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Light and variable wind becoming southeast 5 to 10 mph in the morning.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm. Chance of precipitation is 20%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm.
Tuesday
A chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Slidell LA
 30.28°N 89.79°W
Last Update:
11:18 am CDT Aug 27, 2026
Forecast Valid:
12pm CDT Aug 27, 2026-6pm CDT Sep 2, 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