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.

Rain

61°F

16°C

Humidity 83%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 3 Feb 10:55 pm CST
Extended Forecast for

Donaldsonville LA

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 52. Southwest wind around 5 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 60. North wind 5 to 15 mph.

    High: 60 °F

    Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. North wind 5 to 10 mph.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Thursday

    Thursday: Areas of frost before 8am. Otherwise, sunny, with a high near 54. Northwest wind 5 to 10 mph becoming light in the afternoon.

    High: 54 °F

    Areas Frost
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. Calm wind becoming southwest around 5 mph after midnight.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 70. West wind 5 to 10 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. West wind around 5 mph becoming calm.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 73. Calm wind becoming northeast around 5 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 52. Southwest wind around 5 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 40 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 60. North wind 5 to 15 mph.
Wednesday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. North wind 5 to 10 mph.
Thursday
Areas of frost before 8am. Otherwise, sunny, with a high near 54. Northwest wind 5 to 10 mph becoming light in the afternoon.
Thursday Night
Mostly clear, with a low around 37. Calm wind becoming southwest around 5 mph after midnight.
Friday
Sunny, with a high near 70. West wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 44. West wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 73. Calm wind becoming northeast around 5 mph.
Saturday Night
Mostly clear, with a low around 46. Calm wind.
Sunday
Sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 51. Southwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 55. Southwest wind around 5 mph becoming calm.
Tuesday
Partly sunny, with a high near 75. Light south wind increasing to 5 to 10 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Donaldsonville LA
 30.11°N 90.98°W
Last Update:
9:42 pm CST Feb 3, 2026
Forecast Valid:
11pm CST Feb 3, 2026-6pm CST Feb 10, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation