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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:31 pm EDT May 19, 2026
Forecast Valid: 5pm EDT May 19, 2026-6pm EDT May 26, 2026

Late Afternoon

SW wind around 10 kt. A chance of showers and thunderstorms. Seas around 2 ft.

Tonight

SW wind around 10 kt. A chance of showers and thunderstorms before 8pm. Seas around 2 ft.

Wednesday

SW wind 10 to 15 kt. A slight chance of showers between 1pm and 3pm, then a slight chance of showers and thunderstorms after 3pm. Seas around 2 ft.

Wednesday Night

NNW wind 10 to 15 kt. Partly cloudy. Seas 1 to 2 ft.

Thursday

NNW wind 10 to 15 kt becoming NW 5 to 8 kt in the afternoon. Mostly sunny. Seas around 1 ft.

Thursday Night

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

Friday

WNW wind 5 to 8 kt becoming S 10 to 15 kt in the afternoon. Sunny. Seas around 1 ft.

Friday Night

SSW wind 7 to 10 kt becoming WNW 5 to 8 kt after midnight. Partly cloudy. Seas around 1 ft.

Saturday

NNE wind 5 to 10 kt becoming SE in the afternoon. A chance of showers. 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.