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Gray/Portland, ME Local Forecast Office

13NM NE Belfast ME

Marine Point Forecast

[NOTICE]

Overnight
Low: 60 °F
SW 15kt
< 1ft
Sunday
High: 79 °F
WNW 15kt
< 1ft
Sunday Night
Low: 56 °F
WNW 10kt
< 1ft
Monday
High: 82 °F
WNW 10kt
< 1ft
Monday Night
Low: 57 °F
Light Wind
< 1ft
Tuesday
High: 79 °F
⇑S 10kt
< 1ft
Tuesday Night
Low: 58 °F
SSE 10kt
< 1ft
Wednesday
High: 75 °F
SE 10kt
< 1ft
Wednesday Night
Low: 61 °F
SSW 10kt⇓
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:15 pm EDT Jul 18, 2026
Forecast Valid: 11pm EDT Jul 18, 2026-6pm EDT Jul 25, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT SUNDAY...

Overnight

SW wind 10 to 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Areas of smoke. Seas 1 ft or less.

Sunday

WNW wind around 15 kt, with gusts as high as 25 kt. Sunny. Seas 1 ft or less.

Sunday Night

WNW wind 5 to 10 kt. Clear. Seas 1 ft or less.

Monday

WNW wind 5 to 10 kt. Sunny. Seas 1 ft or less.

Monday Night

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

Tuesday

S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Winds could gust as high as 20 kt. Partly sunny. Seas 1 ft or less.

Tuesday Night

SSE wind around 10 kt. Showers likely, with thunderstorms also possible after 2am. Seas 1 ft or less.

Wednesday

SE wind around 10 kt becoming S in the afternoon. Winds could gust as high as 20 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.

Wednesday Night

SSW wind 7 to 10 kt decreasing to 5 to 8 kt after midnight. Winds could gust as high as 20 kt. Showers likely. Seas 1 ft or less.

*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.