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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:45 pm EDT Apr 21, 2026
Forecast Valid: 5pm EDT Apr 21, 2026-6pm EDT Apr 28, 2026

Tonight

S wind 10 to 15 kt. Increasing clouds. Seas around 1 ft.

Wednesday

S wind 10 to 15 kt, with gusts as high as 20 kt. Scattered showers, mainly after 1pm. Seas around 1 ft.

Wednesday Night

SSW wind 5 to 10 kt. A chance of showers, mainly after midnight. Seas around 1 ft.

Thursday

WSW wind 5 to 10 kt becoming NW in the afternoon. A chance of showers before 3pm. Seas around 1 ft.

Thursday Night

NW wind around 10 kt. Partly cloudy. Seas around 1 ft.

Friday

NNW wind 5 to 10 kt becoming N in the afternoon. Mostly sunny. Seas around 1 ft.

Friday Night

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

Saturday

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

Saturday Night

Variable winds 5 kt or less. Partly cloudy. 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.