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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]

Tonight
Low: 47 °F
SW 15kt⇓
2ft
Tuesday
High: 50 °F
⇑SSE 10kt
1-2ft
Tuesday Night
Low: 46 °F
SE 10kt
2ft
Wednesday
High: 53 °F
Light Wind
1-2ft
Wednesday Night
Low: 45 °F
Light Wind
1ft
Thursday
High: 49 °F
ENE 10kt
1ft
Thursday Night
Low: 45 °F
Light Wind
1ft
Friday
High: 57 °F
Light Wind
1ft
Friday Night
Low: 45 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:18 pm EDT Apr 13, 2026
Forecast Valid: 6pm EDT Apr 13, 2026-6pm EDT Apr 20, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

Tonight

SW wind 12 to 15 kt becoming W 10 to 13 kt after midnight. Winds could gust as high as 20 kt. A chance of showers before 7pm. Seas around 2 ft.

Tuesday

NNW wind 5 to 8 kt becoming SSE 7 to 10 kt in the afternoon. Mostly sunny. Seas 1 to 2 ft.

Tuesday Night

SE wind 5 to 10 kt becoming WSW after midnight. Showers and thunderstorms likely before 3am, then a slight chance of showers between 3am and 5am. Patchy dense fog between 9pm and 5am. Seas around 2 ft.

Wednesday

Variable winds 5 kt or less. A chance of showers after 1pm. Patchy fog between 7am and 9am. Seas 1 to 2 ft.

Wednesday Night

Variable winds 5 kt or less. A chance of showers. Seas around 1 ft.

Thursday

ENE wind 5 to 10 kt. A chance of showers. Seas around 1 ft.

Thursday Night

Variable winds 5 kt or less. A chance of showers. Seas around 1 ft.

Friday

Variable winds 5 kt or less. A chance of showers. Seas around 1 ft.

Friday Night

Variable winds 5 kt or less. A chance of showers. 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.