National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Weather and Flooding Threats for the Central U.S.; Fire Weather Concerns for the Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. through Thursday, focused from the central High Plains to the Mid-Mississippi Valley. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, and dry thunderstorms may spark additional wildfires. Dangerous heat will build across the southern U.S. Friday into the weekend. Read More >

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Fair

73°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 30.00 in (1016.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 25 Jun 2:53 am CDT
Extended Forecast for

Slidell LA

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.

    High: 93 °F

    Slight Chance
    T-storms then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. Calm wind becoming south around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Heat index values as high as 105. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. South wind around 5 mph becoming calm after midnight.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 76. South wind around 5 mph becoming calm after midnight.

    Low: 76 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.

    High: 94 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Clear

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 75. Calm wind.
Thursday
A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 76. Calm wind becoming south around 5 mph.
Friday
Sunny, with a high near 93. Heat index values as high as 105. Light southwest wind becoming south 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 76. South wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 93. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Saturday Night
Clear, with a low around 76. South wind around 5 mph becoming calm after midnight.
Sunday
Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Monday
Sunny and hot, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 77. South wind around 5 mph becoming calm.
Tuesday
A chance of showers and thunderstorms. Sunny and hot, with a high near 96. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Slidell LA
 30.3°N 89.78°W
Last Update:
2:02 am CDT Jun 25, 2026
Forecast Valid:
3am CDT Jun 25, 2026-6pm CDT Jul 1, 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