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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:46 am EDT Sep 11, 2026
Forecast Valid: 9am EDT Sep 11, 2026-6pm EDT Sep 17, 2026

Today

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

Tonight

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

Saturday

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

Saturday Night

SSW wind around 10 kt. A chance of showers after 2am. Seas around 1 ft.

Sunday

S wind 10 to 15 kt. Showers likely, mainly between 9am and noon. Seas 1 to 2 ft.

Sunday Night

S wind 5 to 10 kt becoming W after midnight. Mostly cloudy. Seas 1 to 2 ft.

Monday

NNW wind around 10 kt. Mostly sunny. Seas around 1 ft.

Monday Night

N wind 7 to 10 kt decreasing to 5 to 8 kt after midnight. Mostly clear. Seas 1 to 2 ft.

Tuesday

NNE wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. 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.