Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

For More Weather Information:

Lake Charles, LA Local Forecast Office

21NM SE Grand Chenier LA

Marine Point Forecast

[NOTICE]

Sunday
High: 87 °F
SSE 10kt
1ft
Sunday Night
Low: 82 °F
SSE 10kt
1ft
Monday
High: 89 °F
Light Wind
1ft
Monday Night
Low: 83 °F
Light Wind
< 1ft
Tuesday
High: 91 °F
N 10kt
< 1ft
Tuesday Night
Low: 83 °F
Light Wind
< 1ft
Wednesday
High: 91 °F
NE 10kt
1ft
Wednesday Night
Low: 81 °F
NE 10kt
1ft
Thursday
High: 90 °F
NE 15kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:45 am CDT Sep 20, 2026
Forecast Valid: 1am CDT Sep 20, 2026-6pm CDT Sep 26, 2026

View Nearby Observations

Detailed Forecast

Sunday

SE wind 5 to 10 kt becoming E in the morning. Sunny. Seas around 1 ft.

Sunday Night

SSE wind 5 to 10 kt. Mostly clear. Seas around 1 ft.

Monday

Variable winds 5 kt or less. Mostly sunny. Seas around 1 ft.

Monday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Tuesday

N wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Seas 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Wednesday

NNE wind around 10 kt becoming ESE in the afternoon. Sunny. Seas around 1 ft.

Wednesday Night

SE wind 5 to 10 kt becoming NE after midnight. Mostly clear. Seas around 1 ft.

Thursday

NE wind 10 to 15 kt becoming E in the afternoon. Sunny. Seas around 1 ft.

Winds and seas higher in and near thunderstorms.

*Notices:

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.
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.