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

73°F

23°C

Humidity 100%
Wind Speed SE 6 mph
Barometer 30.05 in (1017.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 4 Apr 3:56 am CDT
Extended Forecast for

Morgan City LA

  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 81. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 68. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 71. North wind 5 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 71 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. North wind 10 to 15 mph. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers. Mostly cloudy, with a high near 65. Northeast wind 10 to 15 mph.

    High: 65 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53. Northeast wind 5 to 10 mph.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. Northeast wind around 10 mph.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 59. East wind around 5 mph.

    Low: 59 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers. Mostly sunny, with a high near 73. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 73 °F

    Slight Chance
    Showers

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 81. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 68. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 71. North wind 5 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. North wind 10 to 15 mph. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 65. Northeast wind 10 to 15 mph.
Monday Night
Mostly cloudy, with a low around 53. Northeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 72. Northeast wind around 10 mph.
Tuesday Night
Mostly cloudy, with a low around 59. East wind around 5 mph.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 73. East wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 64.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 64.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Morgan City LA
 29.7°N 91.2°W
Last Update:
3:46 am CDT Apr 4, 2026
Forecast Valid:
4am CDT Apr 4, 2026-6pm CDT Apr 10, 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