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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:S wind 7 to 10 kt becoming S 5 to 8 kt in the evening. Scattered showers and thunderstorms before 7pm, then isolated showers between 7pm and 8pm.   Seas around 1 ft.

      Low: 45 °F

      S 10kt⇓
      1ft

    • Monday

      Monday:WNW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Mostly sunny. Seas around 1 ft.

      High: 53 °F

      ⇑S 10kt
      1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

      Low: 42 °F

      Light Wind
      1ft

    • Tuesday

      Tuesday:NNW wind 5 to 10 kt becoming SSW in the afternoon. Sunny. Seas 1 to 2 ft.

      High: 52 °F

      NNW 10kt
      1-2ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Partly cloudy. Seas around 3 ft.

      Low: 43 °F

      Light Wind
      3ft

    • Wednesday

      Wednesday:Variable winds less than 5 kt becoming SSE 10 to 15 kt in the morning. A chance of showers after 4pm.   Seas 2 to 3 ft.

      High: 49 °F

      ⇑SSE 15kt
      2-3ft

    • Wednesday Night

      Wednesday Night:S wind 15 to 20 kt. Showers, mainly after 9pm.   Seas 3 to 4 ft.

      Low: 45 °F

      S 20kt
      3-4ft

    • Thursday

      Thursday:SSE wind around 15 kt, with gusts as high as 25 kt. Showers.   Seas around 4 ft.

      High: 50 °F

      SSE 15kt
      4ft

    • Thursday Night

      Thursday Night:ESE wind 5 to 10 kt becoming NNE after midnight. Showers.   Seas 3 to 4 ft.

      Low: 45 °F

      ESE 10kt
      3-4ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:30 pm EDT May 10, 2026
Forecast Valid: 6pm EDT May 10, 2026-6pm EDT May 17, 2026

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Detailed Forecast


Tonight
S wind 7 to 10 kt becoming S 5 to 8 kt in the evening. Scattered showers and thunderstorms before 7pm, then isolated showers between 7pm and 8pm. Seas around 1 ft.
Monday
WNW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Mostly sunny. Seas around 1 ft.
Monday Night
Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.
Tuesday
NNW wind 5 to 10 kt becoming SSW in the afternoon. Sunny. Seas 1 to 2 ft.
Tuesday Night
Variable winds 5 kt or less. Partly cloudy. Seas around 3 ft.
Wednesday
Variable winds less than 5 kt becoming SSE 10 to 15 kt in the morning. A chance of showers after 4pm. Seas 2 to 3 ft.
Wednesday Night
S wind 15 to 20 kt. Showers, mainly after 9pm. Seas 3 to 4 ft.
Thursday
SSE wind around 15 kt, with gusts as high as 25 kt. Showers. Seas around 4 ft.
Thursday Night
ESE wind 5 to 10 kt becoming NNE after midnight. Showers. Seas 3 to 4 ft.

Winds and seas higher in and near tstms.

*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: 2:30 pm EDT May 10, 2026
Forecast Valid: 6pm EDT May 10, 2026-6pm EDT May 17, 2026
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