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Gray/Portland, ME Local Forecast Office

18NM NNE Portsmouth NH

Marine Point Forecast

[NOTICE]
    • Today

      Today:W wind 10 to 15 km/h increasing to 20 to 25 km/h. Winds could gust as high as 45 km/h. Rain and snow showers likely, becoming all snow after 3pm.   Seas 1 m or less.

      High: 3 °C

      ⇑W 25km/h
      < 1m

    • Tonight

      Tonight:W wind 25 to 30 km/h, with gusts as high as 60 km/h. A slight chance of showers before 7pm.   Seas 1 m or less.

      Low: -5 °C

      W 30km/h
      < 1m

    • Friday

      Friday:WNW wind 20 to 25 km/h decreasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 55 km/h. Sunny. Seas 1 m or less.

      High: 1 °C

      WNW 25km/h⇓
      < 1m

    • Friday Night

      Friday Night:W wind around 10 km/h, with gusts as high as 35 km/h. Partly cloudy. Seas 1 m or less.

      Low: -8 °C

      W 10km/h
      < 1m

    • Saturday

      Saturday:WNW wind 10 to 15 km/h, with gusts as high as 30 km/h. Mostly sunny. Seas 1 m or less.

      High: 1 °C

      WNW 15km/h
      < 1m

    • Saturday Night

      Saturday Night:WNW wind 5 to 10 km/h becoming W after midnight. Mostly cloudy. Seas 1 m or less.

      Low: -7 °C

      WNW 10km/h
      < 1m

    • Sunday

      Sunday:SW wind 10 to 15 km/h. A chance of snow showers before 1pm.   Seas 1 m or less.

      High: 4 °C

      SW 15km/h
      < 1m

    • Sunday Night

      Sunday Night:SW wind around 10 km/h. Mostly cloudy. Seas 1 m or less.

      Low: -2 °C

      SW 10km/h
      < 1m

    • Monday

      Monday:SSW wind around 10 km/h. Showers likely.   Seas 1 m or less.

      High: 9 °C

      SSW 10km/h
      < 1m


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:14 am EST Dec 5, 2024
Forecast Valid: 11am EST Dec 5, 2024-6pm EST Dec 11, 2024

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Detailed Forecast


Today
W wind 10 to 15 km/h increasing to 20 to 25 km/h. Winds could gust as high as 45 km/h. Rain and snow showers likely, becoming all snow after 3pm. Seas 1 m or less.
Tonight
W wind 25 to 30 km/h, with gusts as high as 60 km/h. A slight chance of showers before 7pm. Seas 1 m or less.
Friday
WNW wind 20 to 25 km/h decreasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 55 km/h. Sunny. Seas 1 m or less.
Friday Night
W wind around 10 km/h, with gusts as high as 35 km/h. Partly cloudy. Seas 1 m or less.
Saturday
WNW wind 10 to 15 km/h, with gusts as high as 30 km/h. Mostly sunny. Seas 1 m or less.
Saturday Night
WNW wind 5 to 10 km/h becoming W after midnight. Mostly cloudy. Seas 1 m or less.
Sunday
SW wind 10 to 15 km/h. A chance of snow showers before 1pm. Seas 1 m or less.
Sunday Night
SW wind around 10 km/h. Mostly cloudy. Seas 1 m or less.
Monday
SSW wind around 10 km/h. Showers likely. Seas 1 m or less.

*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: 43.31°N 70.57°W
Last Update: 11:14 am EST Dec 5, 2024
Forecast Valid: 11am EST Dec 5, 2024-6pm EST Dec 11, 2024
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