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

53°F

12°C

Humidity 89%
Wind Speed Calm
Barometer 30.25 in (1024.3 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 20 Apr 3:56 am CDT
Extended Forecast for

2 Miles SSW Morgan City LA

  • Today

    Today: Mostly sunny, with a high near 75. East wind 10 to 15 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Northeast wind 5 to 10 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 78. Northeast wind 5 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 67. Southeast wind 5 to 10 mph.

    Low: 67 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 77. Southeast wind 5 to 15 mph. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 69. Southeast wind 5 to 10 mph.

    Low: 69 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 80. South wind 5 to 10 mph.

    High: 80 °F

    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 75. East wind 10 to 15 mph.
Tonight
Partly cloudy, with a low around 59. Northeast wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 78. Northeast wind 5 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 67. Southeast wind 5 to 10 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 77. Southeast wind 5 to 15 mph. Chance of precipitation is 40%.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 69. Southeast wind 5 to 10 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 80. South wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 71.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Morgan City LA
 29.68°N 91.2°W
Last Update:
3:45 am CDT Apr 20, 2026
Forecast Valid:
4am CDT Apr 20, 2026-6pm CDT Apr 26, 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