Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

For More Weather Information:

Lake Charles, LA Local Forecast Office

60NM SSW Theriot LA

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:SW wind around 10 kt. Partly cloudy. Seas 1 to 2 ft.

      Low: 85 °F

      SW 10kt
      1-2ft

    • Wednesday

      Wednesday:WSW wind 5 to 10 kt. Sunny. Seas 1 to 2 ft.

      High: 88 °F

      WSW 10kt
      1-2ft

    • Wednesday Night

      Wednesday Night:SW wind 5 to 10 kt. Partly cloudy. Seas around 1 ft.

      Low: 84 °F

      SW 10kt
      1ft

    • Thursday

      Thursday:W wind 5 to 10 kt. Sunny. Seas 1 to 2 ft.

      High: 89 °F

      W 10kt
      1-2ft

    • Thursday Night

      Thursday Night:SW wind 5 to 10 kt. Partly cloudy. Seas around 1 ft.

      Low: 85 °F

      SW 10kt
      1ft

    • Friday

      Friday:W wind 5 to 10 kt. Mostly sunny. Seas around 1 ft.

      High: 89 °F

      W 10kt
      1ft

    • Friday Night

      Friday Night:WSW wind 5 to 10 kt. Partly cloudy. Seas 1 to 2 ft.

      Low: 85 °F

      WSW 10kt
      1-2ft

    • Saturday

      Saturday:W wind around 10 kt. A slight chance of showers and thunderstorms before 1pm.   Seas 1 to 2 ft.

      High: 89 °F

      W 10kt
      1-2ft

    • Saturday Night

      Saturday Night:W wind around 10 kt. Partly cloudy. Seas 1 to 2 ft.

      Low: 85 °F

      W 10kt
      1-2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:45 pm CDT Aug 18, 2026
Forecast Valid: 11pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026

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Detailed Forecast


Overnight
SW wind around 10 kt. Partly cloudy. Seas 1 to 2 ft.
Wednesday
WSW wind 5 to 10 kt. Sunny. Seas 1 to 2 ft.
Wednesday Night
SW wind 5 to 10 kt. Partly cloudy. Seas around 1 ft.
Thursday
W wind 5 to 10 kt. Sunny. Seas 1 to 2 ft.
Thursday Night
SW wind 5 to 10 kt. Partly cloudy. Seas around 1 ft.
Friday
W wind 5 to 10 kt. Mostly sunny. Seas around 1 ft.
Friday Night
WSW wind 5 to 10 kt. Partly cloudy. Seas 1 to 2 ft.
Saturday
W wind around 10 kt. A slight chance of showers and thunderstorms before 1pm. Seas 1 to 2 ft.
Saturday Night
W wind around 10 kt. Partly cloudy. Seas 1 to 2 ft.

Winds and seas 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: 28.5°N 91.58°W
Last Update: 6:45 pm CDT Aug 18, 2026
Forecast Valid: 11pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026
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