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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 7:31 pm EDT Aug 20, 2025
Forecast Valid: 9pm EDT Aug 20, 2025-6pm EDT Aug 27, 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE THURSDAY NIGHT THROUGH

Tonight

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

Thursday

NE wind 5 to 10 kt becoming E in the afternoon. Sunny. Seas around 1 ft.

Thursday Night

E wind 5 to 10 kt becoming NNE after midnight. Partly cloudy. Seas around 1 ft.

Friday

N wind around 10 kt becoming ENE in the afternoon. Sunny. Seas around 1 ft.

Friday Night

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

Saturday

WSW 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. Partly cloudy. Seas around 1 ft.

Sunday

S wind around 15 kt, with gusts as high as 25 kt. Partly sunny. Seas around 1 ft.

Sunday Night

S wind 12 to 15 kt decreasing to 10 to 13 kt after midnight. Winds could gust as high as 25 kt. A chance of showers. 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.