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

85°F

29°C

Humidity 63%
Wind Speed S 6 mph
Barometer 30.07 in (1018.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 13 Jul 4:53 pm CDT
Extended Forecast for

Slidell LA

Heat Advisory July 14, 10:00am until July 14, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Sunny, with a steady temperature around 89. South wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 76. Southwest wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after noon. Sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny and hot, with a high near 96. Northwest wind around 5 mph becoming southwest in the afternoon.

    High: 96 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 95. Northwest wind around 5 mph becoming south in the afternoon.

    High: 95 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm.

    Low: 74 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm. Partly sunny, with a high near 91. North wind around 5 mph becoming southeast in the afternoon.

    High: 91 °F

    Showers
    Likely then
    T-storms

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Sunny, with a steady temperature around 89. South wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 76. Southwest wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms after noon. Sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny and hot, with a high near 96. Northwest wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 95. Northwest wind around 5 mph becoming south in the afternoon.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm.
Thursday
Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm. Partly sunny, with a high near 91. North wind around 5 mph becoming southeast in the afternoon.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Friday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 90. South wind around 5 mph.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Saturday
Showers and thunderstorms. Partly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 94. Calm wind becoming southwest around 5 mph 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:
2:11 pm CDT Jul 13, 2025
Forecast Valid:
5pm CDT Jul 13, 2025-6pm CDT Jul 20, 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