Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

For More Weather Information:

Lake Charles, LA Local Forecast Office

17NM SSW Morgan City LA

Marine Point Forecast

[NOTICE]
    • Late Afternoon

      Late Afternoon:E wind around 10 kt. Showers and thunderstorms likely.   Seas around 1 ft.

      High: 86 °F

      E 10kt
      1ft

    • Tonight

      Tonight:E wind around 10 kt. Showers and thunderstorms likely, mainly before 7pm.   Seas around 1 ft.

      Low: 80 °F

      E 10kt
      1ft

    • Tuesday

      Tuesday:SE wind around 10 kt. Showers and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.   Seas around 1 ft.

      High: 88 °F

      SE 10kt
      1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers after 4am.   Seas 1 ft or less.

      Low: 80 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.   Seas 1 ft or less.

      High: 88 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

      Low: 79 °F

      Light Wind
      < 1ft

    • Thursday

      Thursday:Variable winds 5 kt or less. Showers and thunderstorms likely, mainly after 1pm.   Seas 1 ft or less.

      High: 88 °F

      Light Wind
      < 1ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 1am.   Seas 1 ft or less.

      Low: 79 °F

      Light Wind
      < 1ft

    • Friday

      Friday:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm.   Seas 1 ft or less.

      High: 88 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:16 pm CDT Aug 31, 2026
Forecast Valid: 5pm CDT Aug 31, 2026-6pm CDT Sep 7, 2026

View Nearby Observations

Detailed Forecast


Late Afternoon
E wind around 10 kt. Showers and thunderstorms likely. Seas around 1 ft.
Tonight
E wind around 10 kt. Showers and thunderstorms likely, mainly before 7pm. Seas around 1 ft.
Tuesday
SE wind around 10 kt. Showers and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Seas around 1 ft.
Tuesday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers after 4am. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Thursday
Variable winds 5 kt or less. Showers and thunderstorms likely, mainly after 1pm. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 1am. Seas 1 ft or less.
Friday
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. 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: 4:16 pm CDT Aug 31, 2026
Forecast Valid: 5pm CDT Aug 31, 2026-6pm CDT Sep 7, 2026
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