Tropical System in the Gulf; Dangerous Heat and Air Quality Concerns; Severe Thunderstorms for Midwest to mid-Atlantic

Tropical system in the Gulf expected to gradually strengthen the next couple of days off the Florida Panhandle and Alabama coasts. Instances of flash flooding will be possible through Thursday along the eastern and central Gulf Coast. Severe thunderstorms will develop and move along a cold front crossing the Upper Midwest, and through the Ohio Valley/Mid-Atlantic on Tuesday. Read More >

For More Weather Information:

Lake Charles, LA Local Forecast Office

17NM SSW Morgan City LA

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:W wind around 10 kt. A slight chance of showers and thunderstorms after 4pm.   Seas around 1 ft.

      High: 92 °F

      W 10kt
      1ft

    • Tonight

      Tonight:WNW wind around 10 kt. A slight chance of showers and thunderstorms before 7pm.   Seas around 1 ft.

      Low: 83 °F

      WNW 10kt
      1ft

    • Tuesday

      Tuesday:WNW wind around 10 kt. A chance of showers and thunderstorms, mainly after 2pm. Some of the storms could produce heavy rainfall.   Seas around 1 ft.

      High: 93 °F

      WNW 10kt
      1ft

    • Tuesday Night

      Tuesday Night:W wind around 10 kt. A chance of showers and thunderstorms. Some of the storms could produce heavy rainfall.   Seas around 1 ft.

      Low: 83 °F

      W 10kt
      1ft

    • Wednesday

      Wednesday:W wind around 10 kt, with gusts as high as 20 kt. Showers and thunderstorms likely, mainly after 1pm.   Seas around 1 ft.

      High: 90 °F

      W 10kt
      1ft

    • Wednesday Night

      Wednesday Night:WNW wind 20 to 25 kt decreasing to 10 to 15 kt. Winds could gust as high as 40 kt. Showers likely and possibly a thunderstorm.   Seas 1 to 2 ft.

      Low: 82 °F

      WNW 25kt⇓
      1-2ft

    • Thursday

      Thursday:S wind 25 to 30 kt decreasing to 15 to 20 kt. Winds could gust as high as 50 kt. A chance of showers and thunderstorms.   Seas 1 to 2 ft.

      High: 89 °F

      S 30kt⇓
      1-2ft

    • Thursday Night

      Thursday Night:SSW wind 5 to 10 kt, with gusts as high as 25 kt. A slight chance of showers and thunderstorms.   Seas around 1 ft.

      Low: 80 °F

      SSW 10kt
      1ft

    • Friday

      Friday:SW wind 5 to 10 kt. A chance of showers and thunderstorms.   Seas 1 ft or less.

      High: 89 °F

      SW 10kt
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:46 am CDT Jul 20, 2026
Forecast Valid: 12pm CDT Jul 20, 2026-6pm CDT Jul 26, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
W wind around 10 kt. A slight chance of showers and thunderstorms after 4pm. Seas around 1 ft.
Tonight
WNW wind around 10 kt. A slight chance of showers and thunderstorms before 7pm. Seas around 1 ft.
Tuesday
WNW wind around 10 kt. A chance of showers and thunderstorms, mainly after 2pm. Some of the storms could produce heavy rainfall. Seas around 1 ft.
Tuesday Night
W wind around 10 kt. A chance of showers and thunderstorms. Some of the storms could produce heavy rainfall. Seas around 1 ft.
Wednesday
W wind around 10 kt, with gusts as high as 20 kt. Showers and thunderstorms likely, mainly after 1pm. Seas around 1 ft.
Wednesday Night
WNW wind 20 to 25 kt decreasing to 10 to 15 kt. Winds could gust as high as 40 kt. Showers likely and possibly a thunderstorm. Seas 1 to 2 ft.
Thursday
S wind 25 to 30 kt decreasing to 15 to 20 kt. Winds could gust as high as 50 kt. A chance of showers and thunderstorms. Seas 1 to 2 ft.
Thursday Night
SSW wind 5 to 10 kt, with gusts as high as 25 kt. A slight chance of showers and thunderstorms. Seas around 1 ft.
Friday
SW wind 5 to 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

Winds and waves higher in and near thunderstorms.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 29.45°N 91.34°W
Last Update: 11:46 am CDT Jul 20, 2026
Forecast Valid: 12pm CDT Jul 20, 2026-6pm CDT Jul 26, 2026
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