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]

This Afternoon
High: 87 °F
ESE 10kt
1ft
Tonight
Low: 81 °F
SE 10kt
1ft
Saturday
High: 87 °F
SE 10kt
1ft
Saturday Night
Low: 82 °F
SE 10kt
1ft
Sunday
High: 88 °F
E 10kt
1ft
Sunday Night
Low: 83 °F
SSE 10kt
1ft
Monday
High: 89 °F
Light Wind
1ft
Monday Night
Low: 81 °F
Light Wind
< 1ft
Tuesday
High: 91 °F
N 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:46 pm CDT Sep 18, 2026
Forecast Valid: 3pm CDT Sep 18, 2026-6pm CDT Sep 24, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

ESE wind around 10 kt. Sunny. Seas around 1 ft.

Tonight

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

Saturday

ENE wind around 10 kt becoming SE in the afternoon. Sunny. Seas around 1 ft.

Saturday Night

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

Sunday

E wind 5 to 10 kt. 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. A slight chance of showers and thunderstorms after 1pm. Seas around 1 ft.

Monday Night

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

Tuesday

N wind 5 to 10 kt becoming SE in the afternoon. A slight chance of showers and thunderstorms after 1pm. Seas 1 ft or less.

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.