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Gray/Portland, ME Local Forecast Office

6NM SSE Portsmouth NH

Marine Point Forecast

[NOTICE]
    • Today

      Today:ENE wind around 10 kt. Showers likely, mainly before 1pm.   Seas 2 to 3 ft.

      High: 38 °F

      ENE 10kt
      2-3ft

    • Tonight

      Tonight:E wind 5 to 10 kt. A chance of rain, mainly after 2am.   Seas around 3 ft.

      Low: 37 °F

      E 10kt
      3ft

    • Friday

      Friday:SE wind 5 to 10 kt becoming S in the afternoon. Rain likely, mainly before 8am.   Seas around 3 ft.

      High: 57 °F

      S 10kt
      3ft

    • Friday Night

      Friday Night:SSW wind around 10 kt becoming W after midnight. Partly cloudy. Seas around 3 ft.

      Low: 43 °F

      SSW 10kt
      3ft

    • Saturday

      Saturday:N wind around 10 kt becoming E in the afternoon. Partly sunny. Seas 2 to 3 ft.

      High: 51 °F

      ENE 10kt
      2-3ft

    • Saturday Night

      Saturday Night:ESE wind around 10 kt. A chance of showers after 10pm.   Seas around 3 ft.

      Low: 40 °F

      ESE 10kt
      3ft

    • Sunday

      Sunday:SSE wind 5 to 10 kt becoming SSW in the afternoon. Showers.   Seas 3 to 4 ft.

      High: 55 °F

      SSW 10kt
      3-4ft

    • Sunday Night

      Sunday Night:W wind around 10 kt. A chance of showers.   Seas 3 to 4 ft.

      Low: 40 °F

      W 10kt
      3-4ft

    • Monday

      Monday:W wind around 10 kt. Mostly sunny. Seas 2 to 3 ft.

      High: 49 °F

      W 10kt
      2-3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:45 am EDT Apr 2, 2026
Forecast Valid: 5am EDT Apr 2, 2026-6pm EDT Apr 8, 2026

View Nearby Observations

Detailed Forecast


Today
ENE wind around 10 kt. Showers likely, mainly before 1pm. Seas 2 to 3 ft.
Tonight
E wind 5 to 10 kt. A chance of rain, mainly after 2am. Seas around 3 ft.
Friday
SE wind 5 to 10 kt becoming S in the afternoon. Rain likely, mainly before 8am. Seas around 3 ft.
Friday Night
SSW wind around 10 kt becoming W after midnight. Partly cloudy. Seas around 3 ft.
Saturday
N wind around 10 kt becoming E in the afternoon. Partly sunny. Seas 2 to 3 ft.
Saturday Night
ESE wind around 10 kt. A chance of showers after 10pm. Seas around 3 ft.
Sunday
SSE wind 5 to 10 kt becoming SSW in the afternoon. Showers. Seas 3 to 4 ft.
Sunday Night
W wind around 10 kt. A chance of showers. Seas 3 to 4 ft.
Monday
W wind around 10 kt. Mostly sunny. Seas 2 to 3 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.
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ABOUT THIS FORECAST

Point Forecast: 42.98°N 70.74°W
Last Update: 2:45 am EDT Apr 2, 2026
Forecast Valid: 5am EDT Apr 2, 2026-6pm EDT Apr 8, 2026
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