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Mermentau River, LA - Grand Chenier Marine Weather Forecast

Station CAPL1 - 8768094 - Calcasieu Pass, LA

April 27, 2026 5:48 pm CDT
Location: 29.768N 93.343W
Wind Direction: SSE (160°)
Wind Speed: 8.9 knots
Wind Gust: 12.1 knots
Atmospheric Pressure: 29.91 in (1012.7 mb)


Tonight - 74°F
Apr 27, 2026
15 mph S
Mostly Cloudy
Mostly cloudy, with a low around 74. South wind around 15 mph, with gusts as high as 20 mph.
Tuesday - 79°F
Apr 28, 2026
15 mph S
Mostly Sunny
Mostly sunny, with a high near 79. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night - 73°F
Apr 28, 2026
10 to 15 mph S
Mostly Cloudy
Mostly cloudy, with a low around 73. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday - 80°F
Apr 29, 2026
10 mph S
Partly Sunny
Partly sunny, with a high near 80. South wind around 10 mph.
Wednesday Night - 71°F
Apr 29, 2026
5 to 10 mph S
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday - 79°F
Apr 30, 2026
10 mph E
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. East wind around 10 mph. Chance of precipitation is 30%.
Thursday Night - 70°F
Apr 30, 2026
10 to 15 mph SE
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Friday - 77°F
May 01, 2026
15 to 20 mph SE
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 77. Southeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Friday Night - 60°F
May 01, 2026
20 to 25 mph E
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a low around 60. East wind 20 to 25 mph. Chance of precipitation is 80%.
Saturday - 70°F
May 02, 2026
20 to 25 mph N
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Saturday Night - 57°F
May 02, 2026
15 mph NE
Slight Chance Rain Showers
A slight chance of rain showers before 1am. Partly cloudy, with a low around 57. Chance of precipitation is 20%.
Sunday - 72°F
May 03, 2026
10 to 15 mph NE
Sunny
Sunny, with a high near 72.
Sunday Night - 62°F
May 03, 2026
5 mph NE
Mostly Clear
Mostly clear, with a low around 62.
Monday - 74°F
May 04, 2026
5 to 10 mph SE
Sunny
Sunny, with a high near 74.

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