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.

A Few Clouds

62°F

17°C

Humidity 100%
Wind Speed E 3 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 22 Apr 3:56 am CDT
Extended Forecast for

Morgan City LA

  • Today

    Today: A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 78. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 68. Southeast wind 5 to 10 mph.

    Low: 68 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 7am. Mostly sunny, with a high near 79. Southeast wind 5 to 15 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 81. South wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 70. South wind 5 to 10 mph.

    Low: 70 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. Southwest wind 5 to 10 mph.

    High: 81 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83. South wind 5 to 10 mph.

    High: 83 °F

    Partly Sunny

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 78. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 68. Southeast wind 5 to 10 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 7am. Mostly sunny, with a high near 79. Southeast wind 5 to 15 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph.
Friday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 81. South wind 5 to 10 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 70. South wind 5 to 10 mph.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. Southwest wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 83. South wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Morgan City LA
 29.7°N 91.2°W
Last Update:
2:45 am CDT Apr 22, 2026
Forecast Valid:
4am CDT Apr 22, 2026-6pm CDT Apr 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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