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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]

This Afternoon
High: 70 °F
S 10kt
1ft
Tonight
Low: 63 °F
SSW 10kt
1ft
Thursday
High: 71 °F
⇑S 15kt
1ft
Thursday Night
Low: 65 °F
SSW 20kt⇓
1ft
Friday
High: 71 °F
S 10kt
1ft
Friday Night
Low: 62 °F
NNW 10kt
1ft
Saturday
High: 70 °F
S 10kt
1ft
Saturday Night
Low: 61 °F
SSW 10kt
1ft
Sunday
High: 71 °F
⇑S 15kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:50 am EDT Aug 26, 2026
Forecast Valid: 12pm EDT Aug 26, 2026-6pm EDT Sep 1, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

S wind 5 to 10 kt. Sunny. Seas around 1 ft.

Tonight

SSW wind 5 to 10 kt. Increasing clouds. Seas around 1 ft.

Thursday

S wind 5 to 10 kt increasing to 10 to 15 kt. A slight chance of showers and thunderstorms after 5pm. Patchy fog between 7am and 8am. Seas around 1 ft.

Thursday Night

SSW wind 15 to 20 kt decreasing to 10 to 15 kt after midnight. A chance of showers. Seas around 1 ft.

Friday

S wind around 10 kt. A chance of showers. Seas around 1 ft.

Friday Night

SSW wind 5 to 10 kt becoming NNW after midnight. Mostly cloudy. Seas around 1 ft.

Saturday

NNW wind 5 to 10 kt becoming S in the afternoon. Sunny. Seas around 1 ft.

Saturday Night

SSW wind 5 to 10 kt becoming WSW after midnight. Mostly clear. Seas around 1 ft.

Sunday

WSW wind 5 to 8 kt becoming S 10 to 15 kt in the afternoon. Mostly sunny. 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.