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

New Orleans, New Orleans International Airport (KMSY)

Lat: 29.99°NLon: 90.25°WElev: 3ft.

Mostly Cloudy

83°F

28°C

Humidity 67%
Wind Speed S 3 mph
Barometer 29.92 in (1013.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 27 Aug 7:53 pm CDT
Extended Forecast for

Destrehan LA

  • Tonight

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

    Low: 75 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly between 11am and 5pm. Partly sunny, with a high near 89. North wind around 5 mph.

    High: 89 °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. Calm wind.

    Low: 76 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. North wind around 5 mph becoming east in the afternoon.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

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

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming east around 5 mph in the morning.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm.

    Low: 77 °F

    Partly Cloudy

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

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

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 75. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms, mainly between 11am and 5pm. Partly sunny, with a high near 89. North wind around 5 mph.
Friday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. North wind around 5 mph becoming east in the afternoon.
Saturday Night
Mostly clear, with a low around 77. East wind around 5 mph becoming calm.
Sunday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming east around 5 mph in the morning.
Sunday Night
Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm.
Monday
Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 77. Southeast wind around 5 mph becoming calm.
Tuesday
A chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 77. Calm wind.
Wednesday
A chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 77. Calm wind.
Thursday
A chance of showers and thunderstorms. 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:
Destrehan LA
 29.95°N 90.38°W
Last Update:
6:28 pm CDT Aug 27, 2026
Forecast Valid:
8pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation