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Gray/Portland, ME Local Forecast Office

8NM SE Portsmouth NH

Marine Point Forecast

[NOTICE]
    • Wednesday

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

      High: 62 °F

      SSE 10kt
      1ft

    • Wednesday Night

      Wednesday Night:S wind around 10 kt becoming WSW after midnight. Mostly clear. Seas 1 to 2 ft.

      Low: 57 °F

      S 10kt
      1-2ft

    • Thursday

      Thursday:SW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Sunny. Seas around 1 ft.

      High: 66 °F

      ⇑S 10kt
      1ft

    • Thursday Night

      Thursday Night:SSW wind around 10 kt becoming W after midnight. Partly cloudy. Seas 1 to 2 ft.

      Low: 59 °F

      SSW 10kt
      1-2ft

    • Friday

      Friday:Variable winds 5 kt or less. Mostly sunny. Seas around 2 ft.

      High: 69 °F

      Light Wind
      2ft

    • Friday Night

      Friday Night:SW wind 5 to 10 kt. Mostly cloudy. Seas 1 to 2 ft.

      Low: 61 °F

      SW 10kt
      1-2ft

    • Saturday

      Saturday:WSW wind 5 to 10 kt. Partly sunny. Seas 1 to 2 ft.

      High: 69 °F

      WSW 10kt
      1-2ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. A chance of showers.   Seas 1 to 2 ft.

      Low: 56 °F

      Light Wind
      1-2ft

    • Sunday

      Sunday:NE wind around 10 kt. Showers likely.   Seas 1 to 2 ft.

      High: 56 °F

      NE 10kt
      1-2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:50 pm EDT Jun 2, 2026
Forecast Valid: 2am EDT Jun 3, 2026-6pm EDT Jun 9, 2026

View Nearby Observations

Detailed Forecast


Wednesday
NW wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Seas around 1 ft.
Wednesday Night
S wind around 10 kt becoming WSW after midnight. Mostly clear. Seas 1 to 2 ft.
Thursday
SW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Sunny. Seas around 1 ft.
Thursday Night
SSW wind around 10 kt becoming W after midnight. Partly cloudy. Seas 1 to 2 ft.
Friday
Variable winds 5 kt or less. Mostly sunny. Seas around 2 ft.
Friday Night
SW wind 5 to 10 kt. Mostly cloudy. Seas 1 to 2 ft.
Saturday
WSW wind 5 to 10 kt. Partly sunny. Seas 1 to 2 ft.
Saturday Night
Variable winds 5 kt or less. A chance of showers. Seas 1 to 2 ft.
Sunday
NE wind around 10 kt. Showers likely. Seas 1 to 2 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: 42.99°N 70.62°W
Last Update: 7:50 pm EDT Jun 2, 2026
Forecast Valid: 2am EDT Jun 3, 2026-6pm EDT Jun 9, 2026
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