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Gray/Portland, ME Local Forecast Office

4NM ESE Portland ME

Marine Point Forecast

[NOTICE]
    • Today

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

      High: 50 °F

      S 10kt
      1ft

    • Tonight

      Tonight:Variable winds less than 5 kt becoming NNE 5 to 10 kt after midnight. A slight chance of rain after 3am.   Seas around 1 ft.

      Low: 36 °F

      ⇑NNE 10kt
      1ft

    • Wednesday

      Wednesday:ENE wind 10 to 15 kt, with gusts as high as 20 kt. Rain likely, mainly before 3pm.  Patchy fog between noon and 2pm, then Patchy fog after 3pm.  Seas around 1 ft.

      High: 41 °F

      ENE 15kt
      1ft

    • Wednesday Night

      Wednesday Night:E wind 5 to 8 kt becoming S 10 to 15 kt in the evening. Winds could gust as high as 20 kt. Rain likely.  Areas of dense fog.  Seas around 1 ft.

      Low: 37 °F

      ⇑S 15kt
      1ft

    • Thursday

      Thursday:SSW wind around 15 kt becoming W in the afternoon. Winds could gust as high as 25 kt. Rain likely, mainly before 9am.  Patchy fog before 9am.  Seas around 1 ft.

      High: 47 °F

      W 15kt
      1ft

    • Thursday Night

      Thursday Night:WNW wind 15 to 20 kt. Partly cloudy. Seas around 1 ft.

      Low: 29 °F

      WNW 20kt
      1ft

    • Friday

      Friday:W wind 10 to 13 kt becoming SSW 12 to 15 kt in the afternoon. Winds could gust as high as 25 kt. Mostly sunny. Seas around 1 ft.

      High: 39 °F

      ⇑SSW 15kt
      1ft

    • Friday Night

      Friday Night:S wind 20 to 25 kt, with gusts as high as 30 kt. A chance of snow before 11pm, then rain likely.   Seas around 2 ft.

      Low: 34 °F

      S 25kt
      2ft

    • Saturday

      Saturday:W wind around 20 kt, with gusts as high as 30 kt. A chance of rain.   Seas around 2 ft.

      High: 42 °F

      W 20kt
      2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:45 am EDT Mar 10, 2026
Forecast Valid: 8am EDT Mar 10, 2026-6pm EDT Mar 16, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH

Today
SW wind 5 to 10 kt becoming S in the afternoon. Sunny. Seas around 1 ft.
Tonight
Variable winds less than 5 kt becoming NNE 5 to 10 kt after midnight. A slight chance of rain after 3am. Seas around 1 ft.
Wednesday
ENE wind 10 to 15 kt, with gusts as high as 20 kt. Rain likely, mainly before 3pm. Patchy fog between noon and 2pm, then Patchy fog after 3pm. Seas around 1 ft.
Wednesday Night
E wind 5 to 8 kt becoming S 10 to 15 kt in the evening. Winds could gust as high as 20 kt. Rain likely. Areas of dense fog. Seas around 1 ft.
Thursday
SSW wind around 15 kt becoming W in the afternoon. Winds could gust as high as 25 kt. Rain likely, mainly before 9am. Patchy fog before 9am. Seas around 1 ft.
Thursday Night
WNW wind 15 to 20 kt. Partly cloudy. Seas around 1 ft.
Friday
W wind 10 to 13 kt becoming SSW 12 to 15 kt in the afternoon. Winds could gust as high as 25 kt. Mostly sunny. Seas around 1 ft.
Friday Night
S wind 20 to 25 kt, with gusts as high as 30 kt. A chance of snow before 11pm, then rain likely. Seas around 2 ft.
Saturday
W wind around 20 kt, with gusts as high as 30 kt. A chance of rain. Seas around 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: 43.65°N 70.15°W
Last Update: 6:45 am EDT Mar 10, 2026
Forecast Valid: 8am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
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