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 30km/h
    1m

    Low: 1 °C

  • Tuesday

    Mostly Sunny

    WNW 30km/h
    1m

    High: 6 °C

  • Tuesday
    Night

    Mostly Cloudy

    SW 20km/h
    1m

    Low: 1 °C

  • Wednesday

    Chance Rain

    S 25km/h
    1m

    High: 6 °C

  • Wednesday
    Night

    Chance Rain

    Winds IncreasingW 30km/h
    1m

    Low: 1 °C

  • Thursday

    Mostly Sunny

    Winds IncreasingW 45km/h
    1m

    High: 3 °C

  • Thursday
    Night

    Mostly Clear

    WNW 50km/hWinds Decreasing
    1m

    Low: -3 °C

  • Friday

    Sunny

    W 25km/h
    1m

    High: 3 °C

  • Friday
    Night

    Chance Snow

    SW 20km/h
    < 1m

    Low: 0 °C


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: 12am EDT Mar 19, 2024-6pm EDT Mar 25, 2024

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Detailed Forecast


Overnight
W wind 25 to 30 km/h, with gusts as high as 40 km/h. Partly cloudy. Seas around 1 m.
Tuesday
WNW wind 25 to 30 km/h, with gusts as high as 35 km/h. Mostly sunny. Seas around 1 m.
Tuesday Night
WNW wind 15 to 20 km/h becoming SW after midnight. Mostly cloudy. Seas around 1 m.
Wednesday
S wind 20 to 25 km/h, with gusts as high as 35 km/h. A chance of rain after 2pm. Seas around 1 m.
Wednesday Night
W wind 20 to 25 km/h increasing to 25 to 30 km/h after midnight. Winds could gust as high as 40 km/h. A chance of rain before 2am. Seas around 1 m.
Thursday
W wind 35 to 40 km/h increasing to 40 to 45 km/h in the afternoon. Winds could gust as high as 65 km/h. Mostly sunny. Seas around 1 m.
Thursday Night
WNW wind 45 to 50 km/h decreasing to 35 to 40 km/h. Winds could gust as high as 65 km/h. Mostly clear. Seas around 1 m.
Friday
W wind around 25 km/h, with gusts as high as 40 km/h. Sunny. Seas around 1 m.
Friday Night
SW wind around 20 km/h becoming S after midnight. A chance of snow. Seas 1 m or less.

*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: 12am EDT Mar 19, 2024-6pm EDT Mar 25, 2024
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