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Gray/Portland, ME Local Forecast Office

8NM SE Portsmouth NH

Marine Point Forecast

[NOTICE]

Tonight
Low: 17 °F
WNW 15kt
1-2ft
Thursday
High: 29 °F
NW 10kt
1ft
Thursday Night
Low: 21 °F
N 10kt
1ft
Friday
High: 28 °F
NNE 10kt
1ft
Friday Night
Low: 24 °F
Light Wind
1ft
Saturday
High: 28 °F
⇑N 25kt
3ft
Saturday Night
Low: 8 °F
NNW 25kt
4ft
Sunday
High: 18 °F
NW 20kt
3-4ft
Sunday Night
Low: 10 °F
NW 20kt
2-3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:46 pm EST Feb 4, 2026
Forecast Valid: 5pm EST Feb 4, 2026-6pm EST Feb 11, 2026

View Nearby Observations

Detailed Forecast

Tonight

WNW wind 10 to 15 kt. Widespread freezing spray after 1am. Mostly clear. Seas 1 to 2 ft.

Thursday

NW wind 5 to 10 kt. Widespread freezing spray before 9am. Sunny. Seas around 1 ft.

Thursday Night

NNW wind 5 to 10 kt becoming NNE after midnight. Widespread freezing spray after 11pm. Mostly cloudy. Seas around 1 ft.

Friday

NNE wind 5 to 10 kt becoming ENE in the afternoon. Widespread freezing spray before 8am. Mostly cloudy. Seas around 1 ft.

Friday Night

Variable winds 5 kt or less. A chance of snow after 3am. Seas around 1 ft.

Saturday

N wind 10 to 15 kt increasing to 20 to 25 kt. Snow likely, mainly between 7am and 2pm. Widespread freezing spray after 2pm. Seas 1 ft building to 3 ft.

Saturday Night

NNW wind around 25 kt, with gusts as high as 30 kt. Widespread freezing spray. Mostly cloudy. Seas around 4 ft.

Sunday

NW wind 15 to 20 kt. Widespread freezing spray. Mostly sunny. Seas 3 to 4 ft.

Sunday Night

NW wind 15 to 20 kt, with gusts as high as 30 kt. Widespread freezing spray. Mostly clear. Seas 2 to 3 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.