For More Weather Information:

Gray/Portland, ME Local Forecast Office

23NM ENE Portsmouth NH

Marine Point Forecast

[NOTICE]
    • Tuesday

      Tuesday:W wind around 20 kt, with gusts as high as 30 kt. Widespread freezing spray. Increasing clouds. Seas 7 ft subsiding to 5 ft.

      High: 25 °F

      W 20kt
      7ftWaves Subsiding

    • Tuesday Night

      Tuesday Night:W wind around 20 kt, with gusts as high as 30 kt. Widespread freezing spray. Mostly clear. Seas 4 to 5 ft.

      Low: 22 °F

      W 20kt
      4-5ft

    • Wednesday

      Wednesday:SW wind 15 to 20 kt. Widespread freezing spray. Increasing clouds. Seas 3 to 4 ft.

      High: 38 °F

      SW 20kt
      3-4ft

    • Wednesday Night

      Wednesday Night:SSW wind around 20 kt, with gusts as high as 30 kt. A chance of snow between 8pm and midnight, then a chance of rain after midnight.   Seas 5 to 6 ft.

      Low: 32 °F

      SSW 20kt
      5-6ft

    • Thursday

      Thursday:SW wind around 20 kt, with gusts as high as 30 kt. Partly sunny. Seas 5 to 6 ft.

      High: 41 °F

      SW 20kt
      5-6ft

    • Thursday Night

      Thursday Night:W wind around 20 kt, with gusts as high as 25 kt. Partly cloudy. Seas 4 to 5 ft.

      Low: 27 °F

      W 20kt
      4-5ft

    • Friday

      Friday:W wind 20 to 25 kt, with gusts as high as 30 kt. Partly sunny. Seas 4 to 5 ft.

      High: 30 °F

      W 25kt
      4-5ft

    • Friday Night

      Friday Night:WNW wind 20 to 25 kt, with gusts as high as 30 kt. Widespread freezing spray after 8pm. Partly cloudy. Seas around 5 ft.

      Low: 9 °F

      WNW 25kt
      5ft

    • Saturday

      Saturday:WNW wind 15 to 20 kt, with gusts as high as 30 kt. Widespread freezing spray. Mostly sunny. Seas 4 to 5 ft.

      High: 14 °F

      WNW 20kt
      4-5ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:28 am EST Jan 20, 2026
Forecast Valid: 4am EST Jan 20, 2026-6pm EST Jan 26, 2026

View Nearby Observations

Detailed Forecast


Tuesday
W wind around 20 kt, with gusts as high as 30 kt. Widespread freezing spray. Increasing clouds. Seas 7 ft subsiding to 5 ft.
Tuesday Night
W wind around 20 kt, with gusts as high as 30 kt. Widespread freezing spray. Mostly clear. Seas 4 to 5 ft.
Wednesday
SW wind 15 to 20 kt. Widespread freezing spray. Increasing clouds. Seas 3 to 4 ft.
Wednesday Night
SSW wind around 20 kt, with gusts as high as 30 kt. A chance of snow between 8pm and midnight, then a chance of rain after midnight. Seas 5 to 6 ft.
Thursday
SW wind around 20 kt, with gusts as high as 30 kt. Partly sunny. Seas 5 to 6 ft.
Thursday Night
W wind around 20 kt, with gusts as high as 25 kt. Partly cloudy. Seas 4 to 5 ft.
Friday
W wind 20 to 25 kt, with gusts as high as 30 kt. Partly sunny. Seas 4 to 5 ft.
Friday Night
WNW wind 20 to 25 kt, with gusts as high as 30 kt. Widespread freezing spray after 8pm. Partly cloudy. Seas around 5 ft.
Saturday
WNW wind 15 to 20 kt, with gusts as high as 30 kt. Widespread freezing spray. Mostly sunny. Seas 4 to 5 ft.

*Notices:

  1. 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.
  2. 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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

Point Forecast: 43.13°N 70.25°W
Last Update: 12:28 am EST Jan 20, 2026
Forecast Valid: 4am EST Jan 20, 2026-6pm EST Jan 26, 2026
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

 Link to Satellite Data