Periods of Snow in the Northern Rockies and Great Lakes

Moderate to heavy lake-effect snow will develop over the eastern U.P. of Michigan and downwind from Lakes Erie and Ontario. Snow will develop over parts of the Northern Rockies/Northern High Plains into Wednesday.
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Gray/Portland, ME Local Forecast Office

18NM S Portland ME

Marine Point Forecast

[NOTICE]
  • Overnight

    Partly Cloudy

    W 15kt
    3ft

    Low: 34 °F

  • Tuesday

    Mostly Sunny

    WNW 15kt
    2-3ft

    High: 42 °F

  • Tuesday
    Night

    Mostly Cloudy

    SW 10kt
    2ft

    Low: 34 °F

  • Wednesday

    Chance Rain

    S 10kt
    2ft

    High: 43 °F

  • Wednesday
    Night

    Chance Rain

    W 15kt
    2-3ft

    Low: 33 °F

  • Thursday

    Mostly Sunny

    W 25kt
    3-4ft

    High: 37 °F

  • Thursday
    Night

    Mostly Clear

    WNW 25ktWinds Decreasing
    3ft

    Low: 26 °F

  • Friday

    Sunny

    W 15kt
    2ft

    High: 37 °F

  • Friday
    Night

    Chance Snow

    SW 10kt
    1-2ft

    Low: 32 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:07 pm EDT Mar 18, 2024
Forecast Valid: 2am EDT Mar 19, 2024-6pm EDT Mar 25, 2024

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Detailed Forecast


Overnight
W wind around 15 kt, with gusts as high as 20 kt. Partly cloudy. Seas around 3 ft.
Tuesday
WNW wind around 15 kt. Mostly sunny. Seas 2 to 3 ft.
Tuesday Night
WNW wind around 10 kt becoming SW after midnight. Mostly cloudy. Seas around 2 ft.
Wednesday
S wind around 10 kt. A chance of rain after 2pm. Seas around 2 ft.
Wednesday Night
W wind 10 to 15 kt, with gusts as high as 20 kt. A chance of rain before 2am. Seas 2 to 3 ft.
Thursday
W wind 20 to 25 kt, with gusts as high as 35 kt. Mostly sunny. Seas 3 to 4 ft.
Thursday Night
WNW wind 22 to 25 kt decreasing to 20 to 23 kt after midnight. Winds could gust as high as 35 kt. Mostly clear. Seas around 3 ft.
Friday
W wind 10 to 15 kt, with gusts as high as 20 kt. Sunny. Seas around 2 ft.
Friday Night
SW wind around 10 kt becoming S after midnight. A chance of snow. 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: 43.36°N 70.28°W
Last Update: 11:07 pm EDT Mar 18, 2024
Forecast Valid: 2am EDT Mar 19, 2024-6pm EDT Mar 25, 2024
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