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.

Light Rain

77°F

25°C

Humidity 85%
Wind Speed S 10 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 72°F (22°C)
Visibility 9.00 mi
Heat Index78°F (26°C)
Last update 2 Apr 3:56 pm CDT
Extended Forecast for

Morgan City LA

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80. South wind around 15 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 71. Southeast wind around 10 mph.

    Low: 71 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly between noon and 3pm. Partly sunny, with a high near 80. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Chance
    T-storms

  • Friday Night

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

    Low: 70 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 81. South wind 5 to 15 mph. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. South wind 5 to 10 mph becoming light in the evening. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 71. North wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 1am. Cloudy, with a low around 56. North wind around 10 mph.

    Low: 56 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers. Mostly cloudy, with a high near 64. Northeast wind 10 to 15 mph.

    High: 64 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80. South wind around 15 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 71. Southeast wind around 10 mph.
Friday
A 40 percent chance of showers and thunderstorms, mainly between noon and 3pm. Partly sunny, with a high near 80. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 70. Southeast wind 5 to 10 mph.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 81. South wind 5 to 15 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. South wind 5 to 10 mph becoming light in the evening. Chance of precipitation is 70%.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 71. North wind 5 to 10 mph. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers, mainly before 1am. Cloudy, with a low around 56. North wind around 10 mph.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 64. Northeast wind 10 to 15 mph.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Mostly sunny, with a high near 75.
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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:
3:45 pm CDT Apr 2, 2026
Forecast Valid:
4pm CDT Apr 2, 2026-6pm CDT Apr 9, 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