Mountain Snow Continues in the Southwest While Ice and Snow Fall From the Mid-Atlantic to the Northeast

A storm shifting into the Four Corners region will produce heavy mountain snow into Monday. An eastern storm will track across the Mid-Atlantic region through early Monday with a swath of ice and snow extending into the Northeast. Tuesday into Wednesday, a stronger eastern storm is forecast to impact the eastern half of the U.S. with areas of excessive rain, heavy snow and ice.
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Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Point Forecast

[NOTICE]
  • Washington's
    Birthday

    Snow

    Winds IncreasingNNE 15kt
    Waves Building4ft

    High: 33 °F

    Small Craft Advisory
    Small Craft Advisory

  • Tonight

    Chance Snow

    NNW 20kt
    4ft

    Low: 19 °F

    Small Craft Advisory
    Small Craft Advisory

  • Tuesday

    Sunny

    WNW 15kt
    2-3ft

    High: 27 °F

    Small Craft Advisory
    Small Craft Advisory

  • Tuesday
    Night

    Mostly Clear

    WNW 15kt
    1-2ft

    Low: 17 °F

  • Wednesday

    Mostly Sunny

    NW 10kt
    1ft

    High: 30 °F

  • Wednesday
    Night

    Rain/Snow

    Winds IncreasingSSE 15kt
    Waves Building3ft

    Low: 24 °F

  • Thursday

    Snow/Sleet

    SE 20ktWinds Decreasing
    Waves Building5ft

    High: 40 °F

  • Thursday
    Night

    Partly Cloudy

    WNW 20kt
    5ftWaves Subsiding

    Low: 32 °F

  • Friday

    Sunny

    NNW 15kt
    2ft

    High: 38 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:40 am EST Feb 18, 2019
Forecast Valid: 5am EST Feb 18, 2019-6pm EST Feb 24, 2019

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Detailed Forecast


Synopsis: ANZ100-182215- 307 AM EST Mon Feb 18 2019 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... Low pressure passes south of the waters today. High pressure builds over the waters Tuesday and Wednesday. Southerly flow increases Wednesday night into Thursday morning ahead of approaching low pressure from the west. High pressure to follow on Friday. && $$

Washington's Birthday
ENE wind 10 to 13 kt becoming NNE 12 to 15 kt in the afternoon. Winds could gust as high as 25 kt. Snow, mainly before 5pm. Seas 2 ft building to 4 ft.
Tonight
NNW wind 15 to 20 kt. A chance of snow showers before 7pm. Seas around 4 ft.
Tuesday
WNW wind 10 to 15 kt, with gusts as high as 20 kt. Sunny. Seas 2 to 3 ft.
Tuesday Night
WNW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly clear. Seas 1 to 2 ft.
Wednesday
NW wind 5 to 10 kt becoming WSW in the afternoon. Mostly sunny. Seas around 1 ft.
Wednesday Night
SW wind 10 to 13 kt becoming SSE 12 to 15 kt after midnight. Winds could gust as high as 20 kt. Snow before 5am, then rain and snow. Seas 1 ft building to 3 ft.
Thursday
SE wind 15 to 20 kt becoming W 10 to 15 kt in the morning. Rain, snow, and sleet before noon, then rain showers likely. Seas 3 ft building to 5 ft.
Thursday Night
WNW wind 15 to 20 kt becoming NNW after midnight. Winds could gust as high as 25 kt. Partly cloudy. Seas 5 ft subsiding to 3 ft.
Friday
NNW wind 10 to 15 kt becoming WNW in the afternoon. Sunny. Seas around 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: 43.18°N 70.24°W
Last Update: 2:40 am EST Feb 18, 2019
Forecast Valid: 5am EST Feb 18, 2019-6pm EST Feb 24, 2019
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