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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:24 pm EDT Sep 22, 2026
Forecast Valid: 10pm EDT Sep 22, 2026-6pm EDT Sep 29, 2026

Tonight

NNE wind 5 to 8 kt increasing to 7 to 10 kt after midnight. Mostly cloudy, then gradually becoming clear. Seas around 1 ft.

Wednesday

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

Wednesday Night

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

Thursday

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

Thursday Night

Variable winds less than 5 kt becoming NNE 5 to 10 kt after midnight. Partly cloudy. Seas around 1 ft.

Friday

NNE wind 10 to 15 kt, with gusts as high as 20 kt. A chance of showers after 4pm. Seas 1 to 2 ft.

Friday Night

N wind 15 to 18 kt increasing to 17 to 20 kt after midnight. Winds could gust as high as 30 kt. A chance of showers before 8pm. Seas around 3 ft.

Saturday

NNE wind 20 to 25 kt, with gusts as high as 30 kt. A chance of showers. Seas around 3 ft.

Saturday Night

NNE wind around 20 kt, with gusts as high as 30 kt. A 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.