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Gray/Portland, ME Local Forecast Office

23NM S Portland ME

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:S wind around 20 kt, with gusts as high as 30 kt. Rain and snow before 5am, then a chance of rain.   Seas 4 ft building to 6 ft.

      Low: 35 °F

      S 20kt
      Waves Building6ft

    • Saturday

      Saturday:W wind 15 to 20 kt. A chance of rain and snow, mainly before 7am.   Seas around 6 ft.

      High: 42 °F

      W 20kt
      6ft

    • Saturday Night

      Saturday Night:W wind 20 to 25 kt, with gusts as high as 30 kt. Mostly clear. Seas 4 to 5 ft.

      Low: 32 °F

      W 25kt
      4-5ft

    • Sunday

      Sunday:NW wind 5 to 10 kt becoming SSE in the afternoon. Partly sunny. Seas 1 to 2 ft.

      High: 39 °F

      NW 10kt
      1-2ft

    • Sunday Night

      Sunday Night:SSE wind 15 to 20 kt, with gusts as high as 30 kt. Mostly cloudy. Seas 2 ft building to 4 ft.

      Low: 37 °F

      SSE 20kt
      Waves Building4ft

    • Monday

      Monday:SSE wind 25 to 28 kt increasing to 27 to 30 kt in the afternoon. Winds could gust as high as 45 kt. Rain, mainly after 9am.   Seas 7 ft building to 12 ft.

      High: 49 °F

      ⇑SSE 30kt
      Waves Building12ft

    • Monday Night

      Monday Night:S wind 30 to 35 kt, with gusts as high as 45 kt. Rain.   Seas 14 to 15 ft.

      Low: 40 °F

      S 35kt
      14-15ft

    • Tuesday

      Tuesday:WSW wind around 25 kt, with gusts as high as 35 kt. Rain likely.   Seas 15 ft subsiding to 11 ft.

      High: 46 °F

      WSW 25kt
      15ftWaves Subsiding

    • Tuesday Night

      Tuesday Night:W wind around 25 kt, with gusts as high as 35 kt. Partly cloudy. Seas 8 to 9 ft.

      Low: 24 °F

      W 25kt
      8-9ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:00 pm EDT Mar 13, 2026
Forecast Valid: 8pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026

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Detailed Forecast


Tonight
S wind around 20 kt, with gusts as high as 30 kt. Rain and snow before 5am, then a chance of rain. Seas 4 ft building to 6 ft.
Saturday
W wind 15 to 20 kt. A chance of rain and snow, mainly before 7am. Seas around 6 ft.
Saturday Night
W wind 20 to 25 kt, with gusts as high as 30 kt. Mostly clear. Seas 4 to 5 ft.
Sunday
NW wind 5 to 10 kt becoming SSE in the afternoon. Partly sunny. Seas 1 to 2 ft.
Sunday Night
SSE wind 15 to 20 kt, with gusts as high as 30 kt. Mostly cloudy. Seas 2 ft building to 4 ft.
Monday
SSE wind 25 to 28 kt increasing to 27 to 30 kt in the afternoon. Winds could gust as high as 45 kt. Rain, mainly after 9am. Seas 7 ft building to 12 ft.
Monday Night
S wind 30 to 35 kt, with gusts as high as 45 kt. Rain. Seas 14 to 15 ft.
Tuesday
WSW wind around 25 kt, with gusts as high as 35 kt. Rain likely. Seas 15 ft subsiding to 11 ft.
Tuesday Night
W wind around 25 kt, with gusts as high as 35 kt. Partly cloudy. Seas 8 to 9 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: 43.3°N 70.18°W
Last Update: 8:00 pm EDT Mar 13, 2026
Forecast Valid: 8pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026
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