Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

Louisiana Regional Airport (KREG)

Lat: 30.17°NLon: 90.94°WElev: 14ft.

Fair

68°F

20°C

Humidity 94%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 30 Sep 3:15 am CDT
Extended Forecast for

Donaldsonville LA

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 91. Calm wind becoming north around 5 mph in the morning.

    High: 91 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 92. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70. East wind around 5 mph becoming calm.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 89. Light northeast wind becoming east 5 to 10 mph in the morning.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69. East wind around 5 mph.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 86. East wind 5 to 10 mph.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. East wind around 5 mph.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 72. Calm wind.
Tuesday
Partly sunny, with a high near 91. Calm wind becoming north around 5 mph in the morning.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 69. Calm wind.
Wednesday
Sunny, with a high near 92. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 70. East wind around 5 mph becoming calm.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89. Light northeast wind becoming east 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 69. East wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 86. East wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 68. East wind around 5 mph.
Saturday
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 87. East wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 69. East wind around 5 mph.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Northeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 70. East wind around 5 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Northeast wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Donaldsonville LA
 30.11°N 91°W
12:26 am CDT Sep 30, 2025
3am CDT Sep 30, 2025-6pm CDT Oct 6, 2025
 
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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