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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:17 pm EDT Apr 29, 2026
Forecast Valid: 2pm EDT Apr 29, 2026-6pm EDT May 5, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...

This Afternoon

ENE wind around 10 kt. Scattered showers, mainly after 5pm. Seas around 1 ft.

Tonight

E wind around 10 kt. Showers likely, mainly after 3am. Patchy dense fog before 7pm, then Patchy dense fog after 9pm. Seas around 1 ft.

Thursday

ESE wind 10 to 15 kt. Rain. Seas around 1 ft.

Thursday Night

ENE wind 5 to 10 kt becoming NW after midnight. Showers likely, mainly before 7pm. Seas around 1 ft.

Friday

W wind around 10 kt. Mostly sunny. Seas around 1 ft.

Friday Night

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

Saturday

W wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Mostly sunny. Seas around 1 ft.

Saturday Night

S wind 5 to 10 kt becoming NNW after midnight. Mostly cloudy. Seas around 2 ft.

Sunday

N wind 5 to 10 kt becoming WSW in the afternoon. A chance of showers. 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.