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

80°F

27°C

Humidity 87%
Wind Speed Calm
Barometer 29.85 in (1010.9 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 29 Jul 3:53 am CDT
Extended Forecast for

Slidell Airport LA

Extreme Heat Warning July 29, 11:00am until July 29, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Today

    Today: Increasing clouds and hot, with a high near 98. Heat index values as high as 111. Southwest wind around 5 mph.

    High: 98 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 78. Calm wind becoming west around 5 mph after midnight.

    Low: 78 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 4pm and 5pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 109. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Mostly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. Calm wind becoming west around 5 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 93. West wind around 5 mph. Chance of precipitation is 60%.

    High: 93 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 76. Calm wind becoming west around 5 mph after midnight.

    Low: 76 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. West wind 5 to 10 mph.

    High: 92 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southwest wind around 5 mph.

    Low: 76 °F

    Chance
    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. West wind around 10 mph.

    High: 91 °F

    Showers
    Likely

Detailed Forecast

Today
Increasing clouds and hot, with a high near 98. Heat index values as high as 111. Southwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 78. Calm wind becoming west around 5 mph after midnight.
Thursday
Showers and thunderstorms likely, mainly between 4pm and 5pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 109. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 76. Calm wind becoming west around 5 mph. Chance of precipitation is 40%.
Friday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 93. West wind around 5 mph. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 76. Calm wind becoming west around 5 mph after midnight.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. West wind 5 to 10 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southwest wind around 5 mph.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. West wind around 10 mph.
Sunday Night
A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the morning.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Slidell Airport LA
 30.34°N 89.81°W
Last Update:
1:57 am CDT Jul 29, 2026
Forecast Valid:
4am CDT Jul 29, 2026-6pm CDT Aug 4, 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