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

74°F

23°C

Humidity 97%
Wind Speed Calm
Barometer 30.10 in (1019.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 19 Jun 9:53 pm CDT
Extended Forecast for

Slidell LA

Heat Advisory June 20, 11:00am until June 20, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 5pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 105. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 95 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. Southwest wind around 5 mph becoming calm.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 93. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 93 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 10%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 93. Northeast wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 60%.

    High: 93 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 5pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 105. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. Southwest wind around 5 mph becoming calm.
Saturday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 93. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Sunday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 10%.
Monday
Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 93. Northeast wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 60%.
Monday Night
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Northeast wind 5 to 10 mph becoming southeast 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:
7:26 pm CDT Jun 19, 2025
Forecast Valid:
10pm CDT Jun 19, 2025-6pm CDT Jun 26, 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