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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:23 am EDT Aug 11, 2026
Forecast Valid: 8am EDT Aug 11, 2026-6pm EDT Aug 17, 2026

Today

WNW wind 5 to 10 kt. Sunny. Seas around 1 ft.

Tonight

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

Wednesday

WNW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Sunny. Seas around 1 ft.

Wednesday Night

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

Thursday

SSW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Mostly sunny. Seas around 1 ft.

Thursday Night

Variable winds 5 kt or less. A chance of showers before 2am. Seas around 1 ft.

Friday

NW wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Sunny. Seas around 1 ft.

Friday Night

NW wind 10 to 15 kt. Mostly clear. Seas around 1 ft.

Saturday

NW wind around 10 kt. Sunny. Seas around 1 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.