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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 8:03 pm EDT Mar 12, 2026
Forecast Valid: 11pm EDT Mar 12, 2026-6pm EDT Mar 19, 2026

Overnight

NW wind around 15 kt, with gusts as high as 25 kt. Mostly cloudy, then gradually becoming mostly clear. Seas around 1 ft.

Friday

SW wind 10 to 13 kt becoming S 12 to 15 kt in the afternoon. A slight chance of snow after 5pm. Seas around 2 ft.

Friday Night

S wind around 20 kt, with gusts as high as 30 kt. Rain likely, possibly mixed with snow, becoming all rain after 3am. Seas around 2 ft.

Saturday

W wind 15 to 18 kt increasing to 17 to 20 kt in the afternoon. Winds could gust as high as 30 kt. A chance of rain before 10am. Seas around 2 ft.

Saturday Night

WNW wind 15 to 20 kt decreasing to 10 to 15 kt after midnight. Winds could gust as high as 30 kt. Mostly clear. Seas around 2 ft.

Sunday

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

Sunday Night

SSE wind 10 to 13 kt increasing to 12 to 15 kt after midnight. Winds could gust as high as 25 kt. A chance of rain after 2am. Seas 1 to 2 ft.

Monday

SE wind 20 to 25 kt, with gusts as high as 35 kt. Rain. Seas 2 to 3 ft.

Monday Night

S wind around 30 kt, with gusts as high as 45 kt. Rain. Seas around 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.