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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:33 am EDT May 19, 2026
Forecast Valid: 8am EDT May 19, 2026-6pm EDT May 25, 2026

Today

SSW wind 10 to 15 kt. A chance of showers, with thunderstorms also possible after 5pm. Seas around 1 ft.

Tonight

SW wind around 10 kt. A chance of showers and thunderstorms, mainly before 7pm. Seas around 2 ft.

Wednesday

SW wind 10 to 15 kt. A slight chance of showers between 11am and 3pm, then a slight chance of showers and thunderstorms after 3pm. Seas around 2 ft.

Wednesday Night

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

Thursday

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

Thursday Night

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

Friday

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

Friday Night

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

Saturday

ENE 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.