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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 9:12 am EDT Jul 23, 2026
Forecast Valid: 10am EDT Jul 23, 2026-6pm EDT Jul 29, 2026

Today

SSW wind 5 to 10 kt. Sunny. Seas around 1 ft.

Tonight

SSW wind 7 to 10 kt becoming W 5 to 8 kt after midnight. Mostly clear. Seas 1 to 2 ft.

Friday

Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Sunny. Seas 1 to 2 ft.

Friday Night

S wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas 1 to 2 ft.

Saturday

Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Sunny. Seas around 1 ft.

Saturday Night

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

Sunday

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

Sunday Night

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

Monday

SSE wind 5 to 8 kt increasing to 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.