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Southwest Pass Marine Weather Forecast

Station PSTL1 - 8760922 - Pilot's Station East, SW Pass, LA

April 27, 2026 6:00 pm CDT
Location: 28.932N 89.407W
Wind Direction: ESE (120°)
Wind Speed: 14.0 knots
Wind Gust: 19.0 knots
Atmospheric Pressure: 29.99 in (1015.5 mb)
Pressure Tendency: +0.00 in (+0.0 mb)
Air Temperature: 80.6°F (27.0°C)
Water Temperature: 72.7°F (22.6°C)


Tonight - 71°F
Apr 27, 2026
10 to 15 mph SE
Partly Cloudy
Partly cloudy. Low around 71, with temperatures rising to around 73 overnight. Southeast wind 10 to 15 mph.
Tuesday - 77°F
Apr 28, 2026
10 mph SE
Mostly Sunny
Mostly sunny, with a high near 77. Southeast wind around 10 mph.
Tuesday Night - 72°F
Apr 28, 2026
10 to 15 mph S
Mostly Cloudy
Mostly cloudy, with a low around 72. South wind 10 to 15 mph.
Wednesday - 77°F
Apr 29, 2026
5 to 10 mph S
Mostly Sunny
Mostly sunny, with a high near 77. South wind 5 to 10 mph.
Wednesday Night - 72°F
Apr 29, 2026
5 to 10 mph SW
Mostly Cloudy
Mostly cloudy, with a low around 72. Southwest wind 5 to 10 mph.
Thursday - 77°F
Apr 30, 2026
5 to 10 mph NW
Mostly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday Night - 72°F
Apr 30, 2026
10 mph SE
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southeast wind around 10 mph. Chance of precipitation is 20%.
Friday - 78°F
May 01, 2026
15 mph SE
Chance Showers And Thunderstorms
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Southeast wind around 15 mph.
Friday Night - 68°F
May 01, 2026
15 to 20 mph S
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 68. South wind 15 to 20 mph.
Saturday - 75°F
May 02, 2026
20 to 25 mph NW
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Cloudy, with a high near 75. Northwest wind 20 to 25 mph.
Saturday Night - 64°F
May 02, 2026
20 to 25 mph NE
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Northeast wind 20 to 25 mph.
Sunday - 71°F
May 03, 2026
15 to 20 mph NE
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. Partly sunny, with a high near 71. Northeast wind 15 to 20 mph.
Sunday Night - 66°F
May 03, 2026
10 to 15 mph NE
Partly Cloudy
Partly cloudy, with a low around 66. Northeast wind 10 to 15 mph.
Monday - 73°F
May 04, 2026
5 to 15 mph E
Sunny
Sunny, with a high near 73. East wind 5 to 15 mph.

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