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.

Overcast

80°F

27°C

Humidity 94%
Wind Speed S 3 mph
Barometer 29.97 in (1015.3 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 17 Jun 4:53 am CDT
Extended Forecast for

Hahnville LA

  • Today

    Today: Showers and thunderstorms, mainly before 2pm. High near 88. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 88 °F

    Showers
    Likely then
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 76. South wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 76 °F

    T-storms
    Likely then
    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 91. South wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 91 °F

    Chance
    T-storms then
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 7pm. Mostly clear, with a low around 76. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Juneteenth

    Juneteenth: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 92. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 92 °F

    Chance
    T-storms then
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Partly Cloudy

  • Friday

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

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 91. Calm wind becoming east around 5 mph in the afternoon.

    High: 91 °F

    T-storms
    Likely

Detailed Forecast

Today
Showers and thunderstorms, mainly before 2pm. High near 88. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 76. South wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 91. South wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of thunderstorms before 7pm. Mostly clear, with a low around 76. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.
Juneteenth
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 92. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%.
Thursday Night
Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.
Friday
Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Sunny, with a high near 91. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms. Mostly sunny, with a high near 92. East wind 5 to 10 mph.
Sunday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 76. Southeast wind around 5 mph.
Monday
Showers and thunderstorms. Mostly sunny, with a high near 92. East wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Hahnville LA
 29.98°N 90.43°W
Last Update:
3:51 am CDT Jun 17, 2025
Forecast Valid:
5am CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
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