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

79°F

26°C

Humidity 88%
Wind Speed Calm
Barometer 30.14 in (1020.6 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 14 Aug 7:53 am CDT
Extended Forecast for

Slidell LA

Heat Advisory August 14, 11:00am until August 14, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 77. South wind around 5 mph becoming calm after midnight.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Heat index values as high as 110. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 78. South wind around 5 mph becoming calm.

    Low: 78 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Calm wind becoming northwest around 5 mph.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. South wind around 5 mph becoming west after midnight.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. West wind around 5 mph.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. West wind around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 98. West wind around 5 mph.

    High: 98 °F

    Hot

Detailed Forecast

Today
Sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 77. South wind around 5 mph becoming calm after midnight.
Saturday
Sunny and hot, with a high near 98. Heat index values as high as 110. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 78. South wind around 5 mph becoming calm.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Calm wind becoming northwest around 5 mph.
Sunday Night
Mostly clear, with a low around 78. South wind around 5 mph becoming west after midnight.
Monday
Sunny and hot, with a high near 98. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 78. West wind around 5 mph.
Tuesday
Mostly sunny and hot, with a high near 98. West wind around 5 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 78. Calm wind becoming west around 5 mph after midnight.
Wednesday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97. West wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 78. Southwest wind around 5 mph.
Thursday
Sunny and hot, with a high near 97. West wind around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Slidell LA
 30.28°N 89.76°W
Last Update:
1:57 am CDT Aug 14, 2026
Forecast Valid:
8am CDT Aug 14, 2026-6pm CDT Aug 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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