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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]

This Afternoon
High: 29 °F
SW 15kt
1ft
Tonight
Low: 27 °F
SW 20kt
1ft
Thursday
High: 40 °F
W 20kt
1ft
Thursday Night
Low: 23 °F
W 20kt
1ft
Friday
High: 28 °F
⇑WSW 25kt
1ft
Friday Night
Low: 3 °F
WNW 25kt
1ft
Saturday
High: 12 °F
NW 15kt
1ft
Saturday Night
Low: 5 °F
NW 10kt
1ft
Sunday
High: 16 °F
NNE 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:17 pm EST Jan 21, 2026
Forecast Valid: 2pm EST Jan 21, 2026-6pm EST Jan 27, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EST THIS AFTERNOON

This Afternoon

SW wind around 15 kt, with gusts as high as 20 kt. A slight chance of snow after 5pm. Seas around 1 ft.

Tonight

SW wind 15 to 20 kt, with gusts as high as 25 kt. Snow, possibly mixing with rain after 1am, then gradually ending. Seas around 1 ft.

Thursday

SW wind 15 to 20 kt becoming W in the afternoon. Winds could gust as high as 30 kt. Mostly cloudy, then gradually becoming sunny. Seas around 1 ft.

Thursday Night

W wind around 20 kt, with gusts as high as 30 kt. Mostly clear. Seas around 1 ft.

Friday

WSW wind 15 to 20 kt increasing to 20 to 25 kt in the afternoon. Winds could gust as high as 35 kt. Widespread freezing spray before 8am. Mostly sunny. Seas around 1 ft.

Friday Night

WNW wind 20 to 25 kt, with gusts as high as 30 kt. Widespread freezing spray. Partly cloudy. Seas around 1 ft.

Saturday

NW wind around 15 kt, with gusts as high as 25 kt. Widespread freezing spray. Sunny. Seas around 1 ft.

Saturday Night

NW wind around 10 kt. Widespread freezing spray. Partly cloudy. Seas around 1 ft.

Sunday

N wind around 10 kt becoming NNE in the afternoon. A chance of snow. Widespread freezing spray. 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.