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Gray/Portland, ME Local Forecast Office

14NM NE Portsmouth NH

Marine Point Forecast

[NOTICE]

Today
High: 45 °F
Light Wind
< 1ft
Tonight
Low: 38 °F
Light Wind
< 1ft
Friday
High: 47 °F
⇑NW 15kt
< 1ft
Friday Night
Low: 36 °F
WNW 10kt
< 1ft
Saturday
High: 53 °F
SSW 10kt
< 1ft
Saturday Night
Low: 29 °F
WNW 10kt
< 1ft
Sunday
High: 42 °F
WNW 10kt
< 1ft
Sunday Night
Low: 30 °F
Light Wind
< 1ft
Monday
High: 44 °F
SSE 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:02 am EDT Mar 20, 2025
Forecast Valid: 11am EDT Mar 20, 2025-6pm EDT Mar 26, 2025

View Nearby Observations

Detailed Forecast

Today

Variable winds 5 kt or less. Patchy fog before noon. Seas 1 ft or less.

Tonight

Variable winds 5 kt or less. Rain likely, mainly after 4am. Patchy fog after 11pm. Seas 1 ft or less.

Friday

Variable winds less than 5 kt becoming NW 10 to 15 kt in the morning. Winds could gust as high as 25 kt. Rain, mainly before 1pm. Areas of fog before 10am. Seas 1 ft or less.

Friday Night

WNW wind around 10 kt. Mostly clear. Seas 1 ft or less.

Saturday

WSW wind 5 to 10 kt becoming SSW in the afternoon. Mostly sunny. Seas 1 ft or less.

Saturday Night

WSW wind around 10 kt becoming WNW after midnight. Winds could gust as high as 20 kt. Partly cloudy. Seas 1 ft or less.

Sunday

WNW wind around 10 kt, with gusts as high as 20 kt. Sunny. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Monday

SSE wind 5 to 10 kt. Rain and snow showers likely between 8am and 11am, then rain showers. Seas 1 ft or less.

*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.