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

49°F

9°C

Humidity 77%
Wind Speed S 3 mph
Barometer 30.15 in (1021.0 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 3 Dec 5:53 pm CST
Extended Forecast for

Slidell LA

Coastal Flood Advisory December 4, 06:00pm until December 5, 06:00am
Click here for hazard details and duration
Coastal Flood Advisory

  • Tonight

    Tonight: Showers, mainly after 3am. The rain could be heavy at times. Low around 45. Calm wind becoming northeast around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Mostly Cloudy
    then Heavy
    Rain

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 58. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 58 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 48. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before noon, then showers between noon and 3pm, then showers and possibly a thunderstorm after 3pm. High near 59. North wind around 5 mph. Chance of precipitation is 80%.

    High: 59 °F

    Showers

  • Friday Night

    Friday Night: Showers likely. Cloudy, with a low around 48. North wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 62. Northeast wind around 5 mph. Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 68. North wind around 5 mph.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. North wind around 5 mph.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers, mainly after 3am. The rain could be heavy at times. Low around 45. Calm wind becoming northeast around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm. High near 58. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Thursday Night
Showers and possibly a thunderstorm. Low around 48. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and possibly a thunderstorm before noon, then showers between noon and 3pm, then showers and possibly a thunderstorm after 3pm. High near 59. North wind around 5 mph. Chance of precipitation is 80%.
Friday Night
Showers likely. Cloudy, with a low around 48. North wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 62. Northeast wind around 5 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 68. North wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 42. North wind around 5 mph.
Monday
Sunny, with a high near 59. North wind 5 to 10 mph.
Monday Night
Patchy frost. Otherwise, mostly clear, with a low around 35. North wind around 5 mph becoming calm.
Tuesday
Patchy frost. Otherwise, sunny, with a high near 60. Northeast wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 41. Calm wind becoming south around 5 mph.
Wednesday
Sunny, with a high near 67. South wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Slidell LA
 30.28°N 89.79°W
Last Update:
11:32 am CST Dec 3, 2025
Forecast Valid:
6pm CST Dec 3, 2025-6pm CST Dec 10, 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