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4NM ESE Portland ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:36 am EDT Jul 30, 2026
Forecast Valid: 6am EDT Jul 30, 2026-6pm EDT Aug 5, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

Today

NE wind 10 to 15 kt. Showers likely, mainly before noon. Patchy fog before 9am. Seas around 1 ft.

Tonight

Variable winds 5 kt or less. A chance of showers, mainly before 9pm. Patchy fog. Seas around 2 ft.

Friday

N wind 5 to 10 kt becoming S in the afternoon. Patchy fog before 10am. Seas around 2 ft.

Friday Night

WSW wind 5 to 10 kt. Partly cloudy. Seas around 2 ft.

Saturday

Variable winds less than 5 kt becoming S 5 to 10 kt in the afternoon. Mostly sunny. Seas around 1 ft.

Saturday Night

SSW wind 5 to 10 kt. Mostly cloudy. Seas around 1 ft.

Sunday

S wind 10 to 13 kt increasing to 12 to 15 kt in the afternoon. Mostly cloudy. Seas 1 to 2 ft.

Sunday Night

S wind around 10 kt. Showers likely. Seas 1 to 2 ft.

Monday

Variable winds 5 kt or less. 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.