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Gray/Portland, ME Local Forecast Office

8NM SE Portsmouth NH

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly cloudy. Seas 1 to 2 ft.

      Low: 56 °F

      Light Wind
      1-2ft

    • Saturday

      Saturday:Variable winds 5 kt or less. A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm.   Seas around 2 ft.

      High: 62 °F

      Light Wind
      2ft

    • Saturday Night

      Saturday Night:SSE wind 5 to 10 kt becoming NE in the evening. A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am.   Seas around 2 ft.

      Low: 59 °F

      SW 10kt
      2ft

    • Sunday

      Sunday:WSW wind 5 to 10 kt becoming WNW in the afternoon. Showers, mainly after 3pm.   Seas around 2 ft.

      High: 68 °F

      WSW 10kt
      2ft

    • Sunday Night

      Sunday Night:N wind 10 to 15 kt. Showers likely before 8pm.   Seas around 2 ft.

      Low: 55 °F

      N 15kt
      2ft

    • Monday

      Monday:N wind 10 to 15 kt becoming SE 5 to 8 kt in the afternoon. Sunny. Seas 1 to 2 ft.

      High: 62 °F

      N 15kt⇓
      1-2ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Mostly clear. Seas 1 to 2 ft.

      Low: 56 °F

      Light Wind
      1-2ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Sunny. Seas around 1 ft.

      High: 67 °F

      Light Wind
      1ft

    • Tuesday Night

      Tuesday Night:SSW wind 5 to 10 kt becoming W after midnight. Mostly clear. Seas around 1 ft.

      Low: 59 °F

      SSW 10kt
      1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:29 pm EDT Jun 5, 2026
Forecast Valid: 8pm EDT Jun 5, 2026-6pm EDT Jun 12, 2026

View Nearby Observations

Detailed Forecast


Tonight
Variable winds 5 kt or less. Mostly cloudy. Seas 1 to 2 ft.
Saturday
Variable winds 5 kt or less. A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Seas around 2 ft.
Saturday Night
SSE wind 5 to 10 kt becoming NE in the evening. A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Seas around 2 ft.
Sunday
WSW wind 5 to 10 kt becoming WNW in the afternoon. Showers, mainly after 3pm. Seas around 2 ft.
Sunday Night
N wind 10 to 15 kt. Showers likely before 8pm. Seas around 2 ft.
Monday
N wind 10 to 15 kt becoming SE 5 to 8 kt in the afternoon. Sunny. Seas 1 to 2 ft.
Monday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 to 2 ft.
Tuesday
Variable winds 5 kt or less. Sunny. Seas around 1 ft.
Tuesday Night
SSW wind 5 to 10 kt becoming W after midnight. Mostly clear. Seas around 1 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: 42.99°N 70.62°W
Last Update: 2:29 pm EDT Jun 5, 2026
Forecast Valid: 8pm EDT Jun 5, 2026-6pm EDT Jun 12, 2026
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