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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Morgan City LA

  • Today

    Today: A 30 percent chance of showers, mainly before 3pm. Mostly cloudy, with a high near 55. North wind around 15 mph, with gusts as high as 20 mph.

    High: 55 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers between 11pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. North wind 10 to 15 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 49. Northwest wind 5 to 10 mph.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38. Northwest wind around 5 mph becoming calm.

    Low: 38 °F

    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 59. Calm wind becoming north around 5 mph in the afternoon.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. Northeast wind 5 to 10 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Northeast wind 5 to 10 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. East wind around 5 mph.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 64. Southeast wind 5 to 10 mph.

    High: 64 °F

    Mostly Cloudy

Detailed Forecast

Today
A 30 percent chance of showers, mainly before 3pm. Mostly cloudy, with a high near 55. North wind around 15 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers between 11pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 36. North wind 10 to 15 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 49. Northwest wind 5 to 10 mph.
Sunday Night
Clear, with a low around 38. Northwest wind around 5 mph becoming calm.
M.L.King Day
Sunny, with a high near 59. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 36. Northeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 56. Northeast wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 44. East wind around 5 mph.
Wednesday
Mostly cloudy, with a high near 64. Southeast wind 5 to 10 mph.
Wednesday Night
A 50 percent chance of showers. Cloudy, with a low around 54.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 67.
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:
11:45 am CST Jan 17, 2026
Forecast Valid:
11am CST Jan 17, 2026-6pm CST Jan 23, 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