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.

Light Drizzle

80°F

27°C

Humidity 90%
Wind Speed E 3 mph
Barometer 29.95 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 3 Oct 1:35 pm CDT
Extended Forecast for

3 Miles SW Donaldsonville LA

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 85. East wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    T-storms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 73. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 82. Northeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 82 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 3am, then a slight chance of showers between 3am and 4am. Mostly cloudy, with a low around 72. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Northeast wind 5 to 10 mph.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of thunderstorms before 7pm. Mostly cloudy, with a low around 70. Northeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Northeast wind around 5 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69. Calm wind becoming northeast around 5 mph after midnight.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Northeast wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 85. East wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 73. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 82. Northeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and thunderstorms likely before 3am, then a slight chance of showers between 3am and 4am. Mostly cloudy, with a low around 72. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Northeast wind 5 to 10 mph.
Monday Night
A chance of thunderstorms before 7pm. Mostly cloudy, with a low around 70. Northeast wind around 5 mph. Chance of precipitation is 30%.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Northeast wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 69. Calm wind becoming northeast around 5 mph after midnight.
Wednesday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Northeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 67. Northeast wind around 5 mph.
Thursday
A slight chance of showers. Mostly sunny, with a high near 84. East wind around 10 mph.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 66. Northeast wind around 5 mph.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. Northeast wind around 10 mph, with gusts as high as 20 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Donaldsonville LA
 30.06°N 91.03°W
Last Update:
1:26 pm CDT Oct 3, 2026
Forecast Valid:
1pm CDT Oct 3, 2026-6pm CDT Oct 9, 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