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.

Overcast

75°F

24°C

Humidity 100%
Wind Speed S 10 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 9 Jan 7:56 pm CST
Extended Forecast for

Morgan City LA

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 68. South wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before noon. Patchy fog between 7am and 11am. Otherwise, mostly cloudy, with a high near 71. Southwest wind 10 to 15 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely and
    Patchy Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 48. North wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 57. North wind around 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 41. North wind 10 to 15 mph.

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54. Northeast wind 5 to 10 mph.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. Northeast wind around 5 mph becoming calm.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. Calm wind becoming north around 5 mph.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 48. Calm wind becoming west around 5 mph after midnight.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 68. South wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely, mainly before noon. Patchy fog between 7am and 11am. Otherwise, mostly cloudy, with a high near 71. Southwest wind 10 to 15 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Mostly cloudy, with a low around 48. North wind 15 to 20 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 57. North wind around 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 41. North wind 10 to 15 mph.
Monday
Mostly sunny, with a high near 54. Northeast wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 41. Northeast wind around 5 mph becoming calm.
Tuesday
Partly sunny, with a high near 57. Calm wind becoming north around 5 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 48. Calm wind becoming west around 5 mph after midnight.
Wednesday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 54.
Thursday Night
Clear, with a low around 39.
Friday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Morgan City LA
 29.7°N 91.2°W
Last Update:
8:45 pm CST Jan 9, 2026
Forecast Valid:
8pm CST Jan 9, 2026-6pm CST Jan 16, 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