Marine Point Forecast 42.99°N 70.62°W (Text-Only)
NWS Forecast for: 9NM ESE Portsmouth NH
Atlantic Ocean

Issued by: National Weather Service Gray/Portland, ME
Last Update: 6:20 am EDT May 14, 2026




Today: E wind 10 to 15 kt. Rain likely, with thunderstorms also possible after 5pm. Seas around 2 ft.

Tonight: E wind around 15 kt, with gusts as high as 25 kt. Rain and possibly a thunderstorm. Seas 2 to 3 ft.

Friday: NE wind 10 to 15 kt decreasing to 5 to 10 kt in the afternoon. Rain, mainly before 1pm. Seas 3 to 4 ft.

Friday Night: NW wind 5 to 10 kt becoming W after midnight. Cloudy during the early evening, then gradual clearing. Seas around 4 ft.

Saturday: WSW wind 5 to 10 kt becoming SSW in the afternoon. Sunny. Seas 2 to 3 ft.

Saturday Night: SSW wind 10 to 15 kt. Partly cloudy. Seas around 3 ft.

Sunday: WSW wind around 10 kt. A chance of showers between 11am and 2pm. Seas around 2 ft.

Sunday Night: Variable winds 5 kt or less. Mostly clear. Seas 1 to 2 ft.

Monday: NNE wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Seas around 1 ft.



Marine Point Forecast: 42.99°N 70.62°W
Associated Zone Forecast which includes this point

Visit your local NWS office at: https://www.weather.gov/gyx/