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

51°F

11°C

Humidity 64%
Wind Speed SW 6 mph
Barometer 30.13 in (1020.5 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 13 Jan 6:56 pm CST
Extended Forecast for

Morgan City LA

  • Tonight

    Tonight: A slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 49. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 52. North wind 5 to 15 mph.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 36. North wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 65. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. Southwest wind around 5 mph becoming north after midnight.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 59. North wind 5 to 10 mph.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. North wind around 5 mph.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 49. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 66. West wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 40. North wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 52. North wind 5 to 15 mph.
Thursday Night
Clear, with a low around 36. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 65. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 45. Southwest wind around 5 mph becoming north after midnight.
Saturday
Sunny, with a high near 59. North wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 38. North wind around 5 mph.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 42.
M.L.King Day
Sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Morgan City LA
 29.68°N 91.17°W
Last Update:
5:45 pm CST Jan 13, 2026
Forecast Valid:
7pm CST Jan 13, 2026-6pm CST Jan 20, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation