For More Weather Information:

Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]

Tonight
Low: 36 °F
NE 10kt
1ft
Wednesday
High: 38 °F
E 15kt
1ft
Wednesday Night
Low: 37 °F
⇑S 15kt
1ft
Thursday
High: 47 °F
SW 15kt
1ft
Thursday Night
Low: 29 °F
WNW 15kt
1ft
Friday
High: 39 °F
SSW 15kt
1ft
Friday Night
Low: 34 °F
S 20kt
1ft
Saturday
High: 42 °F
W 20kt
1ft
Saturday Night
Low: 29 °F
WNW 15kt⇓
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:44 pm EDT Mar 10, 2026
Forecast Valid: 5pm EDT Mar 10, 2026-6pm EDT Mar 17, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH

Tonight

S wind 5 to 10 kt becoming N after midnight. Mostly cloudy. Seas around 1 ft.

Wednesday

E wind 10 to 15 kt, with gusts as high as 20 kt. A chance of rain, mainly after 8am. Patchy dense fog between noon and 2pm, then Patchy dense fog after 3pm. Seas around 1 ft.

Wednesday Night

SE wind 10 to 13 kt becoming S 12 to 15 kt after midnight. Winds could gust as high as 25 kt. Rain likely, mainly before 2am. Areas of dense fog. Seas around 1 ft.

Thursday

SW wind around 15 kt becoming W in the afternoon. Winds could gust as high as 25 kt. A chance of rain before 5pm. Patchy fog before 9am. Seas around 1 ft.

Thursday Night

WNW wind around 15 kt, with gusts as high as 25 kt. Partly cloudy. Seas around 1 ft.

Friday

W wind 10 to 15 kt becoming SSW in the afternoon. Winds could gust as high as 25 kt. Mostly sunny. Seas around 1 ft.

Friday Night

S wind around 20 kt, with gusts as high as 30 kt. Rain and snow likely after 8pm, becoming all rain after 2am. Seas around 1 ft.

Saturday

W wind around 20 kt, with gusts as high as 30 kt. A chance of rain. Seas around 1 ft.

Saturday Night

WNW wind 12 to 15 kt decreasing to 10 to 13 kt after midnight. Winds could gust as high as 25 kt. Partly cloudy. 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.