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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:W wind around 15 kt, with gusts as high as 20 kt. A slight chance of showers after 5pm.   Seas around 1 ft.

      High: 43 °F

      W 15kt
      1ft

    • Tonight

      Tonight:W wind 17 to 20 kt decreasing to 15 to 18 kt after midnight. Winds could gust as high as 30 kt. A chance of showers before 7pm.   Seas around 1 ft.

      Low: 29 °F

      W 20kt⇓
      1ft

    • Sunday

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

      High: 39 °F

      NW 10kt
      1ft

    • Sunday Night

      Sunday Night:SSE wind around 15 kt. A chance of rain after 4am.   Seas around 1 ft.

      Low: 35 °F

      SSE 15kt
      1ft

    • Monday

      Monday:SE wind 15 to 20 kt becoming S in the afternoon. Winds could gust as high as 30 kt. Rain, mainly after 8am.   Seas 1 to 2 ft.

      High: 49 °F

      S 20kt
      1-2ft

    • Monday Night

      Monday Night:S wind around 25 kt, with gusts as high as 40 kt. Rain.   Seas around 2 ft.

      Low: 42 °F

      S 25kt
      2ft

    • Tuesday

      Tuesday:SSW wind 20 to 25 kt becoming WSW in the afternoon. Winds could gust as high as 35 kt. A chance of rain before 9am.   Seas around 2 ft.

      High: 45 °F

      SSW 25kt
      2ft

    • Tuesday Night

      Tuesday Night:W wind 20 to 25 kt, with gusts as high as 30 kt. Mostly clear. Seas 1 to 2 ft.

      Low: 23 °F

      W 25kt
      1-2ft

    • Wednesday

      Wednesday:W wind 12 to 15 kt decreasing to 10 to 13 kt in the afternoon. Winds could gust as high as 20 kt. Sunny. Seas around 1 ft.

      High: 34 °F

      W 15kt⇓
      1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:37 am EDT Mar 14, 2026
Forecast Valid: 1pm EDT Mar 14, 2026-6pm EDT Mar 20, 2026

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

This Afternoon
W wind around 15 kt, with gusts as high as 20 kt. A slight chance of showers after 5pm. Seas around 1 ft.
Tonight
W wind 17 to 20 kt decreasing to 15 to 18 kt after midnight. Winds could gust as high as 30 kt. A chance of showers before 7pm. Seas around 1 ft.
Sunday
NW wind 5 to 10 kt becoming ESE in the afternoon. Partly sunny. Seas around 1 ft.
Sunday Night
SSE wind around 15 kt. A chance of rain after 4am. Seas around 1 ft.
Monday
SE wind 15 to 20 kt becoming S in the afternoon. Winds could gust as high as 30 kt. Rain, mainly after 8am. Seas 1 to 2 ft.
Monday Night
S wind around 25 kt, with gusts as high as 40 kt. Rain. Seas around 2 ft.
Tuesday
SSW wind 20 to 25 kt becoming WSW in the afternoon. Winds could gust as high as 35 kt. A chance of rain before 9am. Seas around 2 ft.
Tuesday Night
W wind 20 to 25 kt, with gusts as high as 30 kt. Mostly clear. Seas 1 to 2 ft.
Wednesday
W wind 12 to 15 kt decreasing to 10 to 13 kt in the afternoon. Winds could gust as high as 20 kt. Sunny. Seas around 1 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: 43.65°N 70.15°W
Last Update: 6:37 am EDT Mar 14, 2026
Forecast Valid: 1pm EDT Mar 14, 2026-6pm EDT Mar 20, 2026
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