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18NM ESE Slidell LA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 10:59 am CST Feb 28, 2026
Forecast Valid: 11am CST Feb 28, 2026-6pm CST Mar 6, 2026

Today

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Tonight

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

Sunday

NE wind 5 to 10 kt becoming SE in the afternoon. Mostly sunny. Seas 1 ft or less.

Sunday Night

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

Monday

E wind 5 to 10 kt. Sunny. Seas 1 to 3 ft.

Monday Night

ESE wind 10 to 15 kt. Mostly clear. Seas 2 to 3 ft.

Tuesday

ESE wind 15 to 20 kt. Mostly sunny. Seas 3 to 4 ft.

Tuesday Night

ESE wind 10 to 15 kt. Partly cloudy. Seas 2 to 3 ft.

Wednesday

ESE wind 10 to 15 kt. A slight chance of showers. Seas 2 to 3 ft.

*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.