Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Fair

79°F

26°C

Humidity 85%
Wind Speed Calm
Barometer 30.10 in (1019.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 18 Jul 12:53 am CDT
Extended Forecast for

Slidell LA

Heat Advisory July 18, 10:00am until July 18, 06:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Mostly clear, with a low around 77. Northwest wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Heat index values as high as 110. West wind around 5 mph.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. Calm wind becoming northwest around 5 mph after midnight.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 98. Heat index values as high as 110. Northwest wind around 5 mph.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 77. Calm wind becoming west around 5 mph.

    Low: 77 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 99. Northwest wind around 5 mph.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 77. West wind around 5 mph becoming calm.

    Low: 77 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms.  Sunny and hot, with a high near 98. West wind around 5 mph.

    High: 98 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 78. Southwest wind around 5 mph.

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 77. Northwest wind around 5 mph.
Saturday
Sunny and hot, with a high near 98. Heat index values as high as 110. West wind around 5 mph.
Saturday Night
Mostly clear, with a low around 77. Calm wind becoming northwest around 5 mph after midnight.
Sunday
Sunny and hot, with a high near 98. Heat index values as high as 110. Northwest wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 77. Calm wind becoming west around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Northwest wind around 5 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77. West wind around 5 mph becoming calm.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 98. West wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 78. Southwest wind around 5 mph.
Wednesday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. West wind around 10 mph.
Wednesday Night
Partly cloudy, with a low around 78. West wind around 5 mph.
Thursday
A slight chance of showers and thunderstorms. Sunny and hot, with a high near 98. Northwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 76. North wind around 5 mph becoming calm.
Friday
A slight chance of showers and thunderstorms. Sunny and hot, with a high near 97. North wind around 5 mph becoming southeast in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Slidell LA
 30.28°N 89.79°W
1:26 am CDT Jul 18, 2026
1am CDT Jul 18, 2026-6pm CDT Jul 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database