Mixed Precipitation is moving eastward into New England,

Wintry precipitation will expand into the eastern portions of the Great Lakes and New England Tuesday into Tuesday night. An inclement weather pattern will produce coastal rain and higher elevation snow in the Pacific Northwest and Northern California on Tuesday, and into the Northern Intermountain Region by Wednesday.

For More Weather Information:

Gray/Portland, ME Local Forecast Office

20NM ENE Portsmouth NH

Marine Point Forecast

  • Today


    Winds IncreasingS 20kt
    Waves Building8ft

    High: 46 °F

    Gale Warning
    Gale Warning

  • Tonight

    Chance Rain

    WSW 20kt
    7ftWaves Subsiding

    Low: 36 °F

    Gale Warning
    Gale Warning

  • Wednesday


    WNW 20kt
    5ftWaves Subsiding

    High: 39 °F

  • Wednesday

    Partly Cloudy

    WNW 20kt

    Low: 16 °F

  • Thursday

    Mostly Sunny

    NW 15kt

    High: 27 °F

  • Thursday

    Mostly Clear

    NW 20kt

    Low: 15 °F

  • Friday


    NW 15kt

    High: 27 °F

  • Friday

    Mostly Clear

    SW 10kt
    Waves Building3ft

    Low: 26 °F

  • Saturday

    Partly Sunny

    SSW 20kt

    High: 43 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:26 am EST Jan 23, 2018
Forecast Valid: 11am EST Jan 23, 2018-6pm EST Jan 29, 2018

View Nearby Observations

Detailed Forecast

Synopsis: ANZ100-232230- 322 AM EST Tue Jan 23 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A warm front lifts north across the Gulf of Maine and into the Maine coastline today. Low pressure will track east along it with a strong southerly flow ahead of it. As the low crosses the region it will drag a cold front from west to east across the Gulf of Maine Tuesday evening. High pressure gradually builds in from the west behind it through the rest of the week. $$

S wind 15 to 18 kt increasing to 17 to 20 kt in the afternoon. Winds could gust as high as 35 kt. Rain and possibly a thunderstorm. Areas of dense fog. Seas 5 ft building to 8 ft.
SSW wind 15 to 20 kt becoming WSW in the evening. Winds could gust as high as 30 kt. A chance of rain before 7pm. Areas of dense fog before 11pm. Seas 7 ft subsiding to 5 ft.
WNW wind around 20 kt, with gusts as high as 30 kt. Sunny. Seas 5 ft subsiding to 3 ft.
Wednesday Night
WNW wind 15 to 20 kt, with gusts as high as 25 kt. Partly cloudy. Seas 2 to 3 ft.
NW wind around 15 kt, with gusts as high as 25 kt. Mostly sunny. Seas around 2 ft.
Thursday Night
NW wind 15 to 20 kt. Mostly clear. Seas around 2 ft.
NW wind 10 to 15 kt. Sunny. Seas around 1 ft.
Friday Night
W wind around 10 kt becoming SW after midnight. Mostly clear. Seas 1 ft or less building to 3 ft.
SSW wind 15 to 20 kt, with gusts as high as 25 kt. Partly sunny. Seas 4 to 5 ft.

Winds and seas higher in and near tstms.


  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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Point Forecast: 43.17°N 70.36°W
Last Update: 8:26 am EST Jan 23, 2018
Forecast Valid: 11am EST Jan 23, 2018-6pm EST Jan 29, 2018
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