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Gray/Portland, ME Local Forecast Office

19NM SSW Portland ME

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:WSW wind 10 to 15 km/h becoming WNW after midnight. A slight chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 3am.   Seas 1 m or less.

      Low: 23 °C

      WSW 15km/h
      < 1m

    • Wednesday

      Wednesday:WNW wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 35 km/h. A chance of showers, mainly before 7am.   Seas 1 m or less.

      High: 31 °C

      ⇑WNW 20km/h
      < 1m

    • Wednesday Night

      Wednesday Night:W wind around 10 km/h. Isolated showers before 9pm.   Seas 1 m or less.

      Low: 19 °C

      W 10km/h
      < 1m

    • Thursday

      Thursday:W wind 10 to 13 km/h increasing to 12 to 15 km/h in the afternoon. Winds could gust as high as 30 km/h. Sunny. Seas 1 m or less.

      High: 31 °C

      ⇑W 15km/h
      < 1m

    • Thursday Night

      Thursday Night:NW wind around 10 km/h. Partly cloudy. Seas 1 m or less.

      Low: 17 °C

      NW 10km/h
      < 1m

    • Friday

      Friday:WNW wind around 10 km/h. Sunny. Seas 1 m or less.

      High: 29 °C

      WNW 10km/h
      < 1m

    • Friday Night

      Friday Night:WNW wind 5 to 10 km/h becoming variable and less than 5 km/h in the evening. Mostly clear. Seas 1 m or less.

      Low: 16 °C

      WNW 10km/h⇓
      < 1m

    • Saturday

      Saturday:W wind 5 to 8 km/h becoming S 10 to 15 km/h in the morning. A chance of showers.   Seas 1 m or less.

      High: 25 °C

      ⇑S 15km/h
      < 1m

    • Saturday Night

      Saturday Night:S wind around 10 km/h. Showers likely.   Seas 1 m or less.

      Low: 17 °C

      S 10km/h
      < 1m


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:44 pm EDT Jul 14, 2026
Forecast Valid: 9pm EDT Jul 14, 2026-6pm EDT Jul 21, 2026

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Detailed Forecast


Tonight
WSW wind 10 to 15 km/h becoming WNW after midnight. A slight chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 3am. Seas 1 m or less.
Wednesday
WNW wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 35 km/h. A chance of showers, mainly before 7am. Seas 1 m or less.
Wednesday Night
W wind around 10 km/h. Isolated showers before 9pm. Seas 1 m or less.
Thursday
W wind 10 to 13 km/h increasing to 12 to 15 km/h in the afternoon. Winds could gust as high as 30 km/h. Sunny. Seas 1 m or less.
Thursday Night
NW wind around 10 km/h. Partly cloudy. Seas 1 m or less.
Friday
WNW wind around 10 km/h. Sunny. Seas 1 m or less.
Friday Night
WNW wind 5 to 10 km/h becoming variable and less than 5 km/h in the evening. Mostly clear. Seas 1 m or less.
Saturday
W wind 5 to 8 km/h becoming S 10 to 15 km/h in the morning. A chance of showers. Seas 1 m or less.
Saturday Night
S wind around 10 km/h. Showers likely. Seas 1 m or less.

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: 43.38°N 70.43°W
Last Update: 5:44 pm EDT Jul 14, 2026
Forecast Valid: 9pm EDT Jul 14, 2026-6pm EDT Jul 21, 2026
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