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Gray/Portland, ME Local Forecast Office

9NM ESE Portsmouth NH

Marine Point Forecast

[NOTICE]

Overnight
Low: 25 °F
WNW 15kt
1ft
Sunday
High: 33 °F
NNW 15kt⇓
1ft
Sunday Night
Low: 30 °F
Light Wind
1ft
Washington's Birthday
High: 37 °F
Light Wind
1ft
Monday Night
Low: 33 °F
NNW 10kt
1ft
Tuesday
High: 40 °F
SSW 10kt
1-2ft
Tuesday Night
Low: 34 °F
SW 10kt
2ft
Wednesday
High: 41 °F
W 10kt
1-2ft
Wednesday Night
Low: 34 °F
⇑NE 15kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:42 pm EST Feb 14, 2026
Forecast Valid: 12am EST Feb 15, 2026-6pm EST Feb 21, 2026

View Nearby Observations

Detailed Forecast

Overnight

WNW wind 10 to 15 kt. Mostly clear. Seas around 1 ft.

Sunday

NNW wind 10 to 15 kt becoming WNW 5 to 8 kt. Winds could gust as high as 25 kt. Sunny. Seas around 1 ft.

Sunday Night

Variable winds 5 kt or less. Increasing clouds. Seas around 1 ft.

Washington's Birthday

Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.

Monday Night

E wind 5 to 10 kt becoming W after midnight. Mostly cloudy. Seas around 1 ft.

Tuesday

SSW wind around 10 kt. Partly sunny. Seas 1 to 2 ft.

Tuesday Night

SW wind around 10 kt becoming WNW after midnight. Partly cloudy. Seas around 2 ft.

Wednesday

W wind 5 to 10 kt becoming S in the afternoon. A chance of rain and snow after 3pm. Seas 1 to 2 ft.

Wednesday Night

E wind 10 to 13 kt becoming NE 12 to 15 kt after midnight. Winds could gust as high as 25 kt. Rain and snow likely before 3am, then a chance of snow. Seas 1 to 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.