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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 8:23 pm EDT Mar 28, 2026
Forecast Valid: 12am EDT Mar 29, 2026-6pm EDT Apr 4, 2026

Overnight

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

Sunday

WSW wind 10 to 13 kt becoming SSW 12 to 15 kt in the afternoon. Winds could gust as high as 20 kt. Sunny. Seas around 1 ft.

Sunday Night

SW wind 10 to 15 kt. Mostly cloudy. Seas around 1 ft.

Monday

SSW wind 10 to 15 kt, with gusts as high as 20 kt. Cloudy, then gradually becoming mostly sunny. Seas around 1 ft.

Monday Night

SW wind 5 to 10 kt. Mostly cloudy. Seas around 1 ft.

Tuesday

S wind 5 to 10 kt becoming SE in the afternoon. A chance of rain. Seas around 1 ft.

Tuesday Night

ESE wind 10 to 15 kt becoming SSW 15 to 20 kt in the evening. Winds could gust as high as 30 kt. A chance of rain. Seas around 2 ft.

Wednesday

SSW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of rain. Seas around 2 ft.

Wednesday Night

N wind 10 to 15 kt. A chance of rain before 11pm, then a chance of rain and snow. Seas around 2 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.