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

89°F

32°C

Humidity 63%
Wind Speed Calm
Barometer 30.10 in (1019.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 9 Jul 11:53 am CDT
Extended Forecast for

Harahan LA

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Increasing clouds, with a high near 92. Heat index values as high as 105. South wind around 5 mph.

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 79. South wind around 5 mph becoming calm in the evening.

    Low: 79 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly between noon and 4pm. Mostly sunny, with a high near 92. Heat index values as high as 106. Light southeast wind becoming south 5 to 10 mph in the afternoon.

    High: 92 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 80. South wind around 5 mph becoming calm in the evening.

    Low: 80 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers and thunderstorms, mainly between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 91. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 91 °F

    Chance
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: Thunderstorms likely before 7pm. Partly cloudy, with a low around 79. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 79 °F

    T-storms
    Likely then
    Partly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm. High near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 90%.

    High: 89 °F

    Showers
    Likely then
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. Mostly cloudy, with a high near 87. West wind around 5 mph.

    High: 87 °F

    Showers then
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Increasing clouds, with a high near 92. Heat index values as high as 105. South wind around 5 mph.
Tonight
Partly cloudy, with a low around 79. South wind around 5 mph becoming calm in the evening.
Friday
A 40 percent chance of showers and thunderstorms, mainly between noon and 4pm. Mostly sunny, with a high near 92. Heat index values as high as 106. Light southeast wind becoming south 5 to 10 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 80. South wind around 5 mph becoming calm in the evening.
Saturday
Showers and thunderstorms, mainly between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 91. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%.
Saturday Night
Thunderstorms likely before 7pm. Partly cloudy, with a low around 79. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm. High near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 90%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.
Monday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. Mostly cloudy, with a high near 87. West wind around 5 mph.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 76. West wind around 5 mph.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 86. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. West wind around 5 mph becoming southeast in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harahan LA
 29.92°N 90.19°W
Last Update:
5:16 am CDT Jul 9, 2026
Forecast Valid:
11am CDT Jul 9, 2026-6pm CDT Jul 15, 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