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.

Light Rain

48°F

9°C

Humidity 93%
Wind Speed Calm
Barometer 30.09 in (1018.8 mb)
Dewpoint 46°F (8°C)
Visibility 7.00 mi
Last update 4 Dec 2:53 am 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

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Steady temperature around 48. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. High near 57. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 57 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then showers likely and possibly a thunderstorm after 4am. Low around 45. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 57. North wind around 5 mph. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely. Cloudy, with a low around 48. Calm wind becoming northeast around 5 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely. Cloudy, with a high near 61. Northeast wind around 5 mph. Chance of precipitation is 70%.

    High: 61 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Cloudy, with a low around 51. East wind around 5 mph becoming calm.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 70. Northeast wind around 5 mph becoming northwest in the afternoon.

    High: 70 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers before midnight. Mostly cloudy, with a low around 44. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Steady temperature around 48. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. High near 57. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday Night
Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then showers likely and possibly a thunderstorm after 4am. Low around 45. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 57. North wind around 5 mph. Chance of precipitation is 70%.
Friday Night
Showers likely. Cloudy, with a low around 48. Calm wind becoming northeast around 5 mph. Chance of precipitation is 70%.
Saturday
Showers likely. Cloudy, with a high near 61. Northeast wind around 5 mph. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of showers. Cloudy, with a low around 51. East wind around 5 mph becoming calm.
Sunday
Partly sunny, with a high near 70. Northeast wind around 5 mph becoming northwest in the afternoon.
Sunday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 44. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 59. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Patchy frost. Otherwise, partly cloudy, with a low around 37. North wind around 5 mph.
Tuesday
Patchy frost. Otherwise, sunny, with a high near 60. North wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Mostly clear, with a low around 40. Calm wind.
Wednesday
Sunny, with a high near 67. Light south wind becoming southwest 5 to 10 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Slidell LA
 30.28°N 89.81°W
Last Update:
11:24 pm CST Dec 3, 2025
Forecast Valid:
3am CST Dec 4, 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