For More Weather Information:

Gray/Portland, ME Local Forecast Office

4NM E Portsmouth NH

Marine Point Forecast

[NOTICE]

Tuesday
High: 22 °F
WNW 15kt⇓
2ft
Tuesday Night
Low: 10 °F
W 10kt
2ft
Wednesday
High: 23 °F
WNW 10kt
1ft
Wednesday Night
Low: 10 °F
NW 10kt
1ft
Thursday
High: 23 °F
WNW 15kt
1ft
Thursday Night
Low: 8 °F
WNW 15kt
1ft
Friday
High: 20 °F
W 15kt
1ft
Friday Night
Low: 11 °F
WNW 10kt
1ft
Saturday
High: 26 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:30 am EST Jan 27, 2026
Forecast Valid: 1am EST Jan 27, 2026-6pm EST Feb 2, 2026

View Nearby Observations

Detailed Forecast

Tuesday

WNW wind 12 to 15 kt becoming W 10 to 13 kt in the afternoon. Winds could gust as high as 20 kt. Widespread freezing spray before 2pm. Increasing clouds. Seas around 2 ft.

Tuesday Night

WSW wind around 10 kt becoming WNW after midnight. Widespread freezing spray after 8pm. Mostly cloudy, then gradually becoming mostly clear. Seas around 2 ft.

Wednesday

WNW wind around 10 kt. Widespread freezing spray before 3pm. Sunny. Seas around 1 ft.

Wednesday Night

NW wind 5 to 10 kt. Widespread freezing spray after 7pm. Mostly cloudy. Seas around 1 ft.

Thursday

WNW wind 10 to 15 kt. Widespread freezing spray. Mostly sunny. Seas around 1 ft.

Thursday Night

WNW wind around 15 kt, with gusts as high as 20 kt. Widespread freezing spray. Mostly clear. Seas around 1 ft.

Friday

W wind 10 to 15 kt. Widespread freezing spray. Sunny. Seas around 1 ft.

Friday Night

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

Saturday

Variable winds 5 kt or less. Widespread freezing spray before 10am. 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.