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.

Overcast

63°F

17°C

Humidity 76%
Wind Speed E 3 mph
Barometer 30.19 in (1022.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Jan 6:53 pm CST
Extended Forecast for

Slidell LA

  • Tonight

    Tonight: A chance of showers before 4am, then a slight chance of showers after 5am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 56 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A 20 percent chance of showers before 7am. Areas of fog before 9am. Otherwise, partly sunny, with a high near 71. Calm wind becoming south around 5 mph.

    High: 71 °F

    Slight Chance
    Showers and
    Areas Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly after 9am. Mostly cloudy, with a high near 70. Calm wind becoming east around 5 mph in the morning.

    High: 70 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers. Cloudy, with a low around 49. East wind around 5 mph.

    Low: 49 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after noon. Cloudy, with a high near 59. Northeast wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 59 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 39. Northeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 90%.

    Low: 39 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 50. North wind around 10 mph. Chance of precipitation is 70%.

    High: 50 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers before midnight. Mostly cloudy, with a low around 25. North wind around 10 mph.

    Low: 25 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers before 4am, then a slight chance of showers after 5am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 20 percent chance of showers before 7am. Areas of fog before 9am. Otherwise, partly sunny, with a high near 71. Calm wind becoming south around 5 mph.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 56. Calm wind.
Friday
A 30 percent chance of showers, mainly after 9am. Mostly cloudy, with a high near 70. Calm wind becoming east around 5 mph in the morning.
Friday Night
A 30 percent chance of showers. Cloudy, with a low around 49. East wind around 5 mph.
Saturday
Showers likely, mainly after noon. Cloudy, with a high near 59. Northeast wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday Night
Showers and possibly a thunderstorm. Low around 39. Northeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 90%.
Sunday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 50. North wind around 10 mph. Chance of precipitation is 70%.
Sunday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 25. North wind around 10 mph.
Monday
Sunny, with a high near 44. North wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 21. North wind around 5 mph.
Tuesday
Sunny, with a high near 47. North wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 28. Calm wind becoming northeast around 5 mph.
Wednesday
Mostly sunny, with a high near 55. Northeast wind around 5 mph becoming west in the afternoon.
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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:
11:32 am CST Jan 21, 2026
Forecast Valid:
7pm CST Jan 21, 2026-6pm CST Jan 28, 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