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

70°F

21°C

Humidity 97%
Wind Speed NE 7 mph
Barometer 29.98 in (1015.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 4 Oct 5:56 am CDT
Extended Forecast for

Morgan City LA

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 81. East wind 10 to 15 mph, with gusts as high as 25 mph. 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
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 4am. Partly cloudy, with a low around 74. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 81. East wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    T-storms then
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. East wind 5 to 10 mph.

    Low: 75 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 85. Southeast wind around 5 mph. Chance of precipitation is 60%.

    High: 85 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. Northeast wind around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 86. Northeast wind around 5 mph.

    High: 86 °F

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. Northeast wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 87. Northeast wind 5 to 10 mph.

    High: 87 °F

    Sunny then
    Chance
    Showers

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 81. East wind 10 to 15 mph, with gusts as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers, with thunderstorms also possible after 4am. Partly cloudy, with a low around 74. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 81. East wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. East wind 5 to 10 mph.
Monday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 85. Southeast wind around 5 mph. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 75. Northeast wind around 5 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 86. Northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 75. Northeast wind around 5 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 87. Northeast wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 76.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 74.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 84.
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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:
6:11 am CDT Oct 4, 2025
Forecast Valid:
6am CDT Oct 4, 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