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

22°C

71°F

Humidity 100%
Wind Speed NE 6 km/h
Barometer 1017.9 mb (30.06 in)
Dewpoint 22°C (71°F)
Visibility 16 km
Last update 3 Oct 10:56 pm CDT
Extended Forecast for

Morgan City LA

  • Tonight

    Tonight: Mostly clear, with a low around 23. Northeast wind around 15 km/h.

    Low: 23 °C

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 28. East wind 15 to 25 km/h, with gusts as high as 35 km/h.

    High: 28 °C

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 23. East wind 15 to 20 km/h. Chance of precipitation is 20%.

    Low: 23 °C

    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 27. East wind 15 to 20 km/h. Chance of precipitation is 70%.

    High: 27 °C

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24. East wind 10 to 15 km/h.

    Low: 24 °C

    Partly Cloudy

  • Monday

    Monday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 29. East wind around 10 km/h. Chance of precipitation is 50%.

    High: 29 °C

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 23. East wind around 10 km/h. Chance of precipitation is 10%.

    Low: 23 °C

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers after 1pm. Sunny, with a high near 30. Northeast wind around 10 km/h.

    High: 30 °C

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. Northeast wind 5 to 10 km/h.

    Low: 24 °C

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 23. Northeast wind around 15 km/h.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 28. East wind 15 to 25 km/h, with gusts as high as 35 km/h.
Saturday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 23. East wind 15 to 20 km/h. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 27. East wind 15 to 20 km/h. Chance of precipitation is 70%.
Sunday Night
Partly cloudy, with a low around 24. East wind 10 to 15 km/h.
Monday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 29. East wind around 10 km/h. Chance of precipitation is 50%.
Monday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 23. East wind around 10 km/h. Chance of precipitation is 10%.
Tuesday
A 30 percent chance of showers after 1pm. Sunny, with a high near 30. Northeast wind around 10 km/h.
Tuesday Night
Mostly clear, with a low around 24. Northeast wind 5 to 10 km/h.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 30.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 29.
Thursday Night
Mostly clear, with a low around 23.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
Morgan City LA
 29.7°N 91.2°W
Last Update:
1:46 pm CDT Oct 3, 2025
Forecast Valid:
11pm CDT Oct 3, 2025-6pm CDT Oct 10, 2025
 
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