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

Louisiana Regional Airport (KREG)

Lat: 30.17°NLon: 90.94°WElev: 14ft.

Fair

80°F

27°C

Humidity 90%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 4 Sep 9:55 pm CDT
Extended Forecast for

2 Miles NNW Donaldsonville LA

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 78. Calm wind.

    Low: 78 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 91. Heat index values as high as 105. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 109. Calm wind.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Labor Day

    Labor Day: A slight chance of showers, then showers and thunderstorms likely after 10am. Sunny and hot, with a high near 96. Calm wind becoming west around 5 mph. Chance of precipitation is 60%.

    High: 96 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77. Calm wind.

    Low: 77 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 94. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 94 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a steady temperature around 78. Calm wind.
Saturday
Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 91. Heat index values as high as 105. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 75. Calm wind.
Sunday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 109. Calm wind.
Sunday Night
Mostly clear, with a low around 77. Calm wind.
Labor Day
A slight chance of showers, then showers and thunderstorms likely after 10am. Sunny and hot, with a high near 96. Calm wind becoming west around 5 mph. Chance of precipitation is 60%.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77. Calm wind.
Tuesday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 94. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%.
Tuesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 76. Calm wind.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 92. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 76. Calm wind.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming northeast around 5 mph.
Thursday Night
Partly cloudy, with a low around 76. Calm wind.
Friday
A chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind becoming southwest around 5 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Donaldsonville LA
 30.13°N 91°W
Last Update:
2:02 pm CDT Sep 4, 2026
Forecast Valid:
10pm CDT Sep 4, 2026-6pm CDT Sep 11, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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