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

56°F

13°C

Humidity 81%
Wind Speed Calm
Barometer 30.25 in (1024.2 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 20 Apr 1:56 am CDT
Extended Forecast for

6 Miles NNE Morgan City LA

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. Northeast wind around 5 mph.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. East wind 5 to 10 mph.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. East wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 79. Northeast wind 5 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 79 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 64. Southeast wind around 5 mph.

    Low: 64 °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 79. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph.

    Low: 66 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. Northeast wind around 5 mph.
Monday
Mostly sunny, with a high near 76. East wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 56. East wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 79. 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 64. Southeast wind around 5 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 79. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. 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 80. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 82.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Morgan City LA
 29.77°N 91.17°W
Last Update:
2:30 am CDT Apr 20, 2026
Forecast Valid:
2am 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