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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]

Overnight
Low: 35 °F
SE 15kt
1ft
Monday
High: 47 °F
S 25kt
2ft
Monday Night
Low: 42 °F
⇑S 30kt
3ft
Tuesday
High: 45 °F
WSW 20kt
3ft
Tuesday Night
Low: 21 °F
W 25kt⇓
2ft
Wednesday
High: 33 °F
WNW 15kt⇓
2ft
Wednesday Night
Low: 29 °F
S 10kt
2ft
Thursday
High: 38 °F
S 15kt
2ft
Thursday Night
Low: 33 °F
S 15kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:20 pm EDT Mar 15, 2026
Forecast Valid: 12am EDT Mar 16, 2026-6pm EDT Mar 22, 2026

View Nearby Observations

Detailed Forecast

...GALE WARNING IN EFFECT FROM MONDAY MORNING THROUGH TUESDAY

Overnight

SE wind around 15 kt, with gusts as high as 20 kt. Cloudy. Seas around 1 ft.

Monday

ESE wind 20 to 25 kt becoming S in the afternoon. Winds could gust as high as 30 kt. Rain, with thunderstorms also possible after 2pm. Seas around 2 ft.

Monday Night

S wind 25 to 28 kt increasing to 27 to 30 kt after midnight. Winds could gust as high as 45 kt. Rain and possibly a thunderstorm. Seas around 3 ft.

Tuesday

WSW wind around 20 kt, with gusts as high as 35 kt. Rain likely before 11am. Seas around 3 ft.

Tuesday Night

W wind 20 to 25 kt decreasing to 15 to 20 kt after midnight. Mostly clear. Seas around 2 ft.

Wednesday

WNW wind 10 to 15 kt becoming WSW 5 to 8 kt in the afternoon. Sunny. Seas around 2 ft.

Wednesday Night

S wind 5 to 10 kt. Mostly cloudy. Seas around 2 ft.

Thursday

S wind 10 to 15 kt, with gusts as high as 20 kt. Mostly cloudy. Seas around 2 ft.

Thursday Night

S wind 10 to 15 kt becoming SSW after midnight. Mostly cloudy. Seas around 2 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.