Southport, Louisiana Weather
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Weather Forecast for Southport, Louisiana : Jefferson County
Issued: 10:51 am CDT Sep 14, 2025 Latitude: 29.9624261 Longitude: -90.1428517 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Sunny on This Afternoon Cloudy on Tonight Mostly Sunny on Monday Sunny on Tuesday Sunny on Wednesday Sunny on Thursday Mostly Sunny on Friday Sunny on Saturday
High: 91°F Low: 74°F High: 90°F High: 91°F High: 91°F High: 91°F High: 90°F High: 91°F
Low: 75°F Low: 73°F Low: 74°F Low: 74°F Low: 74°F  
Sunny Cloudy Mostly Sunny Sunny Sunny Sunny Mostly Sunny Sunny
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Sunny on This Afternoon This Afternoon... Sunny, with a high near 91. North wind around 5 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 90. Northwest wind around 5 mph becoming east in the afternoon.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Sunny on Tuesday Tuesday... Sunny, with a high near 91. Calm wind becoming northeast around 5 mph in the morning.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.
Sunny on Wednesday Wednesday... Sunny, with a high near 91. Light and variable wind becoming northeast 5 to 10 mph in the morning.
Clear on Wednesday Night Wednesday Night... Clear, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Sunny on Thursday Thursday... Sunny, with a high near 91. Light northeast wind becoming east 5 to 10 mph in the morning.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 74. Southeast wind 5 to 10 mph becoming light and variable in the evening.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 90. Light and variable wind becoming northeast 5 to 10 mph in the morning.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Sunny on Saturday Saturday... Sunny, with a high near 91. North wind around 5 mph becoming northeast in the afternoon.
Sun Almanac for Southport, Louisiana
Sunrise: 06:45 AM
Sunset: 7:07 PM
Civil Sunrise:06:21 AM
Civil Sunset: 7:31 PM
Nautical Sunrise: 05:53 AM
Nautical Sunset: 7:59 PM
Astro Sunrise: 05:25 AM
Astro Sunset: 8:27 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.