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

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

Mostly Cloudy

70°F

21°C

Humidity 71%
Wind Speed NW 14 mph
Barometer 29.86 in (1011.1 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 15 Feb 1:56 pm CST
Extended Forecast for

Morgan City LA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 72. West wind around 15 mph, with gusts as high as 20 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. North wind 5 to 10 mph.

    Low: 55 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly cloudy, then gradually becoming sunny, with a high near 70. North wind around 5 mph becoming southwest in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. South wind around 5 mph becoming calm.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 71. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 71 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 63. South wind 5 to 10 mph.

    Low: 63 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 75. Southwest wind 5 to 10 mph.

    High: 75 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65. South wind 5 to 10 mph.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 72. West wind around 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 55. North wind 5 to 10 mph.
Washington's Birthday
Mostly cloudy, then gradually becoming sunny, with a high near 70. North wind around 5 mph becoming southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 56. South wind around 5 mph becoming calm.
Tuesday
Partly sunny, with a high near 71. Light southeast wind becoming south 5 to 10 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 63. South wind 5 to 10 mph.
Wednesday
Partly sunny, with a high near 75. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 65. South wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 78. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 69.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 79.
Friday Night
Mostly cloudy, with a low around 66.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Morgan City LA
 29.7°N 91.2°W
Last Update:
12:46 pm CST Feb 15, 2026
Forecast Valid:
2pm CST Feb 15, 2026-6pm CST Feb 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation