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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:30 pm EDT May 31, 2026
Forecast Valid: 5pm EDT May 31, 2026-6pm EDT Jun 7, 2026

Late Afternoon

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Seas around 1 ft.

Tonight

SE wind 5 to 10 kt becoming ENE after midnight. Showers likely and possibly a thunderstorm. Seas around 1 ft.

Monday

NE wind 5 to 10 kt becoming SSE in the afternoon. A chance of showers before 7am. Seas around 1 ft.

Monday Night

S wind 5 to 10 kt becoming WSW after midnight. Mostly clear. Seas around 1 ft.

Tuesday

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

Tuesday Night

SW wind 5 to 10 kt becoming NNW after midnight. Mostly cloudy. Seas around 1 ft.

Wednesday

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

Wednesday Night

SW wind 5 to 10 kt. Mostly clear. Seas around 1 ft.

Thursday

SW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Sunny. Seas around 1 ft.

Winds and seas higher in and near tstms.

*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.