National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Fair

87°F

31°C

Humidity 65%
Wind Speed S 3 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 20 Jun 7:53 pm CDT
Extended Forecast for

Slidell LA

Heat Advisory June 21, 11:00am until June 21, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

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

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

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

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 94. Heat index values as high as 105. Light and variable wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 50%.

    High: 94 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday Night

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

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 10am. Sunny, with a high near 92. East wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 92 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, 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 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 92 °F

    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
Mostly clear, with a low around 76. South wind around 5 mph becoming calm.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 94. Heat index values as high as 105. Light and variable wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Monday
A chance of showers, with thunderstorms also possible after 10am. Sunny, with a high near 92. East wind 5 to 10 mph. Chance of precipitation is 50%.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. 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. Mostly sunny, with a high near 93. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Light and variable wind becoming southeast 5 to 10 mph in the morning.
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. Light and variable wind becoming southeast 5 to 10 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Slidell LA
 30.28°N 89.79°W
Last Update:
8:20 pm CDT Jun 20, 2025
Forecast Valid:
8pm CDT Jun 20, 2025-6pm CDT Jun 27, 2025
 
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