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.

Fair

64°F

18°C

Humidity 45%
Wind Speed SE 8 mph
Barometer 30.41 in (1029.8 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 20 Jan 12:56 pm CST
Extended Forecast for

Morgan City LA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 63. East wind 5 to 10 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. East wind around 10 mph.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 68. Southeast wind 10 to 15 mph.

    High: 68 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 58. Southeast wind around 5 mph.

    Low: 58 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 73. East wind around 5 mph becoming south in the afternoon.

    High: 73 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 61. South wind around 5 mph becoming east after midnight.

    Low: 61 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 69. East wind 5 to 10 mph.

    High: 69 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 53. East wind around 10 mph.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after noon. Cloudy, with a high near 61. East wind 10 to 15 mph. Chance of precipitation is 60%.

    High: 61 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 63. East wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 52. East wind around 10 mph.
Wednesday
Mostly cloudy, with a high near 68. Southeast wind 10 to 15 mph.
Wednesday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 58. Southeast wind around 5 mph.
Thursday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 73. East wind around 5 mph becoming south in the afternoon.
Thursday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 61. South wind around 5 mph becoming east after midnight.
Friday
A 30 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 69. East wind 5 to 10 mph.
Friday Night
A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 53. East wind around 10 mph.
Saturday
Showers likely, mainly after noon. Cloudy, with a high near 61. East wind 10 to 15 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly before midnight. Cloudy, with a low around 34. Chance of precipitation is 70%.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 41.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 44.
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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 Jan 20, 2026
Forecast Valid:
1pm CST Jan 20, 2026-6pm CST Jan 26, 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