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.

Fog

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in (1016.9 mb)
Dewpoint 66°F (19°C)
Visibility 0.50 mi
Last update 18 Nov 3:56 am CST
Extended Forecast for

Morgan City LA

  • Today

    Today: Mostly sunny, with a high near 79. South wind 5 to 10 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy dense fog after 1am. Otherwise, mostly clear, with a low around 66. South wind around 5 mph becoming calm after midnight.

    Low: 66 °F

    Mostly Clear
    then Patchy
    Dense Fog

  • Wednesday

    Wednesday: Patchy dense fog before 9am. Otherwise, sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.

    High: 80 °F

    Patchy Dense
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. Southeast wind around 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Southeast wind 5 to 10 mph.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, with thunderstorms also possible after 9pm. Mostly cloudy, with a low around 71. Southeast wind around 10 mph. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before noon. Mostly sunny, with a high near 79. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers. Partly cloudy, with a low around 70. South wind around 5 mph becoming west after midnight.

    Low: 70 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers. Mostly sunny, with a high near 78. West wind 5 to 10 mph.

    High: 78 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 79. South wind 5 to 10 mph.
Tonight
Patchy dense fog after 1am. Otherwise, mostly clear, with a low around 66. South wind around 5 mph becoming calm after midnight.
Wednesday
Patchy dense fog before 9am. Otherwise, sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 67. Southeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 78. Southeast wind 5 to 10 mph.
Thursday Night
A chance of showers, with thunderstorms also possible after 9pm. Mostly cloudy, with a low around 71. Southeast wind around 10 mph. Chance of precipitation is 40%.
Friday
Showers likely, mainly before noon. Mostly sunny, with a high near 79. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 70. South wind around 5 mph becoming west after midnight.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 78. West wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 61.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Morgan City LA
 29.7°N 91.2°W
Last Update:
12:45 am CST Nov 18, 2025
Forecast Valid:
4am CST Nov 18, 2025-6pm CST Nov 24, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation