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Gray/Portland, ME Local Forecast Office

18NM NNE Portsmouth NH

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds 5 kt or less. A chance of showers, mainly after 5am.   Seas 1 ft or less.

      Low: 53 °F

      Light Wind
      < 1ft

    • Saturday

      Saturday:Variable winds 5 kt or less. Showers likely, mainly before 2pm.   Seas 1 ft or less.

      High: 60 °F

      Light Wind
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

      Low: 50 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

      High: 64 °F

      Light Wind
      < 1ft

    • Sunday Night

      Sunday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

      Low: 52 °F

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

      High: 67 °F

      Light Wind
      < 1ft

    • Monday Night

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

      Low: 55 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

      High: 71 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

      Low: 58 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:31 pm EDT Jun 13, 2025
Forecast Valid: 5pm EDT Jun 13, 2025-6pm EDT Jun 20, 2025

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. A chance of showers, mainly after 5am. Seas 1 ft or less.
Saturday
Variable winds 5 kt or less. Showers likely, mainly before 2pm. Seas 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Sunday
Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Monday
Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.
Monday Night
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft 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: 3:31 pm EDT Jun 13, 2025
Forecast Valid: 5pm EDT Jun 13, 2025-6pm EDT Jun 20, 2025
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