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

79°F

26°C

Humidity 90%
Wind Speed Calm
Barometer 29.86 in (1011.2 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 28 Jul 4:53 am CDT
Extended Forecast for

3 Miles E Mandeville LA

Extreme Heat Warning July 28, 11:00am until July 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Today

    Today: Sunny and hot, with a high near 97. Heat index values as high as 113. Southwest wind around 5 mph.

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 79. Southwest wind around 5 mph.

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. Heat index values as high as 113. Southwest wind around 5 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 79. Southwest wind around 5 mph.

    Low: 79 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely after 1pm. Mostly sunny and hot, with a high near 95. West wind around 5 mph. Chance of precipitation is 60%.

    High: 95 °F

    Partly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 77. West wind around 5 mph becoming calm. Chance of precipitation is 50%.

    Low: 77 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

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

    High: 93 °F

    T-storms
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 78. Southwest wind around 5 mph.

    Low: 78 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 92. West wind around 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 97. Heat index values as high as 113. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 79. Southwest wind around 5 mph.
Wednesday
Sunny and hot, with a high near 97. Heat index values as high as 113. Southwest wind around 5 mph.
Wednesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 79. Southwest wind around 5 mph.
Thursday
Showers and thunderstorms likely after 1pm. Mostly sunny and hot, with a high near 95. West wind around 5 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. West wind around 5 mph becoming calm. Chance of precipitation is 50%.
Friday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 93. Southwest wind around 5 mph. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 78. Southwest wind around 5 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. West wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 77. Southwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 90. West wind around 10 mph.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southwest wind around 5 mph.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Southwest wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Mandeville LA
 30.38°N 90.04°W
Last Update:
2:01 am CDT Jul 28, 2026
Forecast Valid:
5am CDT Jul 28, 2026-6pm CDT Aug 3, 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