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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 8:01 pm EDT May 13, 2026
Forecast Valid: 1am EDT May 14, 2026-6pm EDT May 20, 2026

Thursday

SSE wind 10 to 15 kt becoming E in the afternoon. Rain, with thunderstorms also possible after 5pm. Patchy fog. Seas around 1 ft.

Thursday Night

ENE wind around 15 kt, with gusts as high as 25 kt. Rain and possibly a thunderstorm. Patchy fog. Seas around 1 ft.

Friday

NE wind 10 to 15 kt decreasing to 5 to 10 kt in the afternoon. Rain, mainly before 4pm. Seas around 1 ft.

Friday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 3 ft.

Saturday

WSW wind 5 to 8 kt becoming SSW 10 to 15 kt in the afternoon. Sunny. Seas 1 to 2 ft.

Saturday Night

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

Sunday

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

Sunday Night

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

Monday

N wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Mostly sunny. 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.