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11NM SSW Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:50 pm EDT Sep 19, 2026
Forecast Valid: 12am EDT Sep 20, 2026-6pm EDT Sep 26, 2026

Overnight

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

Sunday

SSW wind 5 to 10 kt becoming SE in the afternoon. Rain, mainly after 2pm. Seas 1 to 2 ft.

Sunday Night

Variable winds 5 kt or less. Rain, mainly before 1am. Patchy fog between 7pm and 8pm, then Patchy fog after 9pm. Seas around 1 ft.

Monday

NNE wind 5 to 10 kt. Mostly sunny. Seas around 2 ft.

Monday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 to 2 ft.

Tuesday

NNE wind 5 to 10 kt becoming ENE in the afternoon. Mostly sunny. Seas 1 to 2 ft.

Tuesday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 2 ft.

Wednesday

NNE wind around 10 kt becoming ENE in the afternoon. Mostly sunny. Seas around 2 ft.

Wednesday Night

Variable winds 5 kt or less. Partly cloudy. Seas 2 to 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.