Inclement Weather Continues in the West

Two systems will impact the Pacific Northwest and Intermountain West today. Currently, there is a Pacific cold front bringing widespread rain and mountain snow from central California to the northern Rockies. Another system will enter the area tonight into tomorrow, bringing strong and gusty winds to the coastal areas and exposed terrain, and over a foot of snowfall to the Cascades.
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Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Chance Rain/Snow

    NW 15kt
    7ft

    High: 38 °F

  • Tonight

    Chance Rain/Snow

    Winds IncreasingNW 30kt
    7ftWaves Subsiding

    Low: 29 °F

    Gale Warning
    Gale Warning

  • Tuesday

    Becoming Sunny

    NW 30kt
    4-5ft

    High: 31 °F

    Gale Warning
    Gale Warning

  • Tuesday
    Night

    Mostly Clear

    NW 25ktWinds Decreasing
    3-4ft

    Low: 24 °F

  • Wednesday

    Sunny

    WNW 10kt
    2-3ft

    High: 38 °F

  • Wednesday
    Night

    Partly Cloudy

    W 10kt
    2ft

    Low: 32 °F

  • Thursday

    Partly Sunny

    WSW 10kt
    1ft

    High: 43 °F

  • Thursday
    Night

    Chance Rain

    SE 10kt
    1ft

    Low: 41 °F

  • Friday

    Rain

    ESE 20kt
    Waves Building6ft

    High: 48 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:04 pm EST Dec 17, 2018
Forecast Valid: 3pm EST Dec 17, 2018-6pm EST Dec 23, 2018

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Detailed Forecast


Synopsis: ANZ100-180645- 1143 AM EST Mon Dec 17 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... Low pressure moves east of the waters today. Winds increase tonight as an Arctic cold front drops in from the northwest. Northwesterly flow will continue through Tuesday and into Wednesday before the next system arrives at the end of the week. && $$

This Afternoon
NW wind around 15 kt. A chance of rain showers before 5pm, then a chance of rain and snow showers. Seas around 7 ft.
Tonight
NW wind 20 to 25 kt increasing to 25 to 30 kt after midnight. Winds could gust as high as 35 kt. A chance of rain and snow showers before 8pm. Seas 7 ft subsiding to 5 ft.
Tuesday
NW wind 25 to 30 kt, with gusts as high as 40 kt. Partly sunny, then gradually becoming sunny. Seas 4 to 5 ft.
Tuesday Night
NW wind 20 to 25 kt decreasing to 15 to 20 kt after midnight. Winds could gust as high as 35 kt. Mostly clear. Seas 3 to 4 ft.
Wednesday
WNW wind around 10 kt becoming W in the afternoon. Sunny. Seas 2 to 3 ft.
Wednesday Night
W wind around 10 kt. Partly cloudy. Seas around 2 ft.
Thursday
WSW wind around 10 kt becoming SSW in the afternoon. Partly sunny. Seas around 1 ft.
Thursday Night
SSW wind around 10 kt becoming SE after midnight. A chance of rain. Seas around 1 ft.
Friday
ESE wind 15 to 20 kt. Rain. Seas 1 ft building to 6 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: 12:04 pm EST Dec 17, 2018
Forecast Valid: 3pm EST Dec 17, 2018-6pm EST Dec 23, 2018
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