Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34° N Lon: 89.82° W Elev: 30 ft.

Fair

90°F

32°C

Humidity 59%
Wind Speed Vrbl 6 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 13 Sep 3:53 pm CDT
Detailed forecast for

Southwestern St. Tammany

Tonight
Mostly clear. Lows in the mid 70s. South winds around 5 mph, becoming west after midnight.
Monday
Sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. Northwest winds around 5 mph, becoming south in the afternoon. Chance of rain 20 percent. Heat index values up to 109.
Monday Night
Mostly clear. Humid with lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable.
Tuesday
Sunny with highs in the mid 90s. North winds around 5 mph, becoming southeast in the afternoon. Heat index values up to 109.
Tuesday Night
Mostly clear. Humid with lows in the mid 70s. East winds 5 to 10 mph.
Wednesday
Sunny with a slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs in the upper 80s. Chance of rain 40 percent.
Wednesday Night And Thursday
Mostly clear. Lows in the lower 70s. Highs around 90.
Thursday Night
Clear. Lows around 70.
Friday
Sunny. Highs in the lower 90s.
Friday Night
Mostly clear with a 20 percent chance of showers. Lows in the lower 70s.
Saturday
Sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 40 percent.
Saturday Night
Partly cloudy in the evening, then becoming mostly clear. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the mid 70s. Chance of rain 20 percent.
Sunday
Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 50 percent.



Basemap Options
Click map to change the forecast location
Loading map...
358 PM CDT Sun Sep 13 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database