Snow, Blowing Snow, and Dangerous Wind Chills from the North Plains to the Northeast

A powerful storm system will moving northeast and offshore later Sunday. An upper level low will continue producing snow and blowing snow from the Upper Midwest to the Northeast, especially, downwind of the Great Lakes. Bitterly cold air will plunge into the Plains following this system, with wind chills as cold as -40 degrees.
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For More Weather Information:

Gray/Portland, ME Local Forecast Office

20NM ENE Portsmouth NH

Marine Point Forecast

[NOTICE]
  • Tonight

    Rain/Snow

    SSE 20ktWinds Decreasing
    3-4ft

    Low: 29 °FRising Temperatures

    Small Craft Advisory
    Small Craft Advisory

  • Sunday

    Chance Rain/Snow

    W 15kt
    3ft

    High: 41 °F

    Small Craft Advisory
    Small Craft Advisory

  • Sunday
    Night

    Mostly Cloudy

    WNW 15kt
    3ft

    Low: 21 °F

  • M.L.King
    Day

    Freezing Spray

    NW 20kt
    3ft

    High: 27 °F

  • Monday
    Night

    Freezing Spray

    NW 15kt
    3ft

    Low: 16 °F

  • Tuesday

    Freezing Spray

    N 10kt
    2ft

    High: 23 °F

  • Tuesday
    Night

    Freezing Spray

    NW 10kt
    2ft

    Low: 14 °F

  • Wednesday

    Freezing Spray

    WNW 10kt
    1-2ft

    High: 30 °F

  • Wednesday
    Night

    Partly Cloudy

    W 10kt
    1-2ft

    Low: 25 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:29 pm EST Jan 18, 2020
Forecast Valid: 10pm EST Jan 18, 2020-6pm EST Jan 25, 2020

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Detailed Forecast


Synopsis: ANZ100-191330- 618 PM EST Sat Jan 18 2020 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A low pressure system will track through the Gulf of Maine tonight into Sunday with small craft conditions on most waters. High pressure will build across the waters early next week, and persist for several days. && $$

Tonight
SSE wind 15 to 20 kt becoming SW 10 to 15 kt after midnight. Rain and snow, becoming all rain after 3am. Seas 3 to 4 ft.
Sunday
W wind 10 to 15 kt, with gusts as high as 20 kt. A chance of rain and snow before 7am. Seas around 3 ft.
Sunday Night
WNW wind around 15 kt becoming NNW after midnight. Winds could gust as high as 25 kt. Mostly cloudy. Seas around 3 ft.
M.L.King Day
NW wind 15 to 20 kt. Widespread freezing spray before 11am. Partly sunny. Seas around 3 ft.
Monday Night
NW wind 10 to 15 kt. Widespread freezing spray after 10pm. Mostly clear. Seas around 3 ft.
Tuesday
N wind around 10 kt. Widespread freezing spray before 2pm. Mostly sunny. Seas around 2 ft.
Tuesday Night
NW wind around 10 kt. Widespread freezing spray after midnight. Partly cloudy. Seas around 2 ft.
Wednesday
WNW wind 5 to 10 kt becoming N in the morning. Widespread freezing spray before 9am. Mostly sunny. Seas 1 to 2 ft.
Wednesday Night
WSW wind around 10 kt becoming WNW after midnight. Partly cloudy. Seas 1 to 2 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: 43.17°N 70.36°W
Last Update: 9:29 pm EST Jan 18, 2020
Forecast Valid: 10pm EST Jan 18, 2020-6pm EST Jan 25, 2020
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