Significant Snowfall for Washington Cascades and Northern Rocky Mountains

A cold front will linger for several days from the Pacific Northwest to portions of the northern Plains early this week. Cold temperatures and copious moisture will combine to produce several feet of snow into the mountain passes, with up to 4 feet of snow down to 4000 feet in the northern Rockies. Travel through mountain passes will be very difficult.
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Marquette, MI Local Forecast Office

Copper Harbor MI

Marine Point Forecast

[NOTICE]
  • Overnight

    Mostly Cloudy

    WSW 10kt
    1-2ft

    Low: 31 °F

    Small Craft Advisory
    Small Craft Advisory

  • Monday

    Rain/Snow Likely

    SW 15kt
    2ft

    High: 37 °F

    Small Craft Advisory
    Small Craft Advisory

  • Monday
    Night

    Rain/Snow

    W 25kt
    Waves Building7ft

    Low: 36 °F

    Small Craft Advisory
    Small Craft Advisory

  • Tuesday

    Snow Likely

    W 30kt
    7-9ft

    High: 36 °FFalling Temperatures

  • Tuesday
    Night

    Snow

    NW 30kt
    9ftWaves Subsiding

    Low: 19 °F

  • Wednesday

    Chance Snow

    NW 15kt
    5ftWaves Subsiding

    High: 22 °F

  • Wednesday
    Night

    Snow Likely

    N 10kt
    1ft

    Low: 18 °F

  • Thursday

    Snow Likely

    ENE 15kt
    1-2ft

    High: 27 °F

  • Thursday
    Night

    Snow Likely

    E 15kt
    2-3ft

    Low: 22 °F


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:41 pm CST Dec 17, 2017
Forecast Valid: 12am CST Dec 18, 2017-6pm CST Dec 24, 2017

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Detailed Forecast

Overnight
WSW wind around 10 kt. Mostly cloudy. Waves 1 to 2 ft.
Monday
SW wind 10 to 15 kt, with gusts as high as 25 kt. Rain and snow likely, mainly after 5pm. Widespread fog, mainly between 9am and 1pm. Waves around 2 ft.
Monday Night
SW wind 15 to 25 kt becoming W after midnight. Winds could gust as high as 35 kt. Rain and snow showers, mainly before midnight. Waves 2 ft building to 7 ft.
Tuesday
W wind 25 to 30 kt, with gusts as high as 35 kt. Patchy blowing snow and a chance of snow showers before noon, then snow showers likely with areas of blowing snow after noon. Waves 7 to 9 ft.
Tuesday Night
NW wind 20 to 30 kt, with gusts as high as 35 kt. Snow showers with areas of blowing snow before midnight, then snow showers likely with areas of blowing snow after midnight. Waves 9 ft subsiding to 5 ft.
Wednesday
NW wind 10 to 15 kt, with gusts as high as 25 kt. A chance of snow showers. Waves 5 ft subsiding to 2 ft.
Wednesday Night
N wind 5 to 10 kt becoming ENE after midnight. Snow showers likely, mainly after midnight. Waves around 1 ft.
Thursday
ENE wind 5 to 15 kt. Snow showers likely. Waves 1 to 2 ft.
Thursday Night
E wind around 15 kt. Snow showers likely. Waves 2 to 3 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: 47.48°N 87.87°W
Last Update: 10:41 pm CST Dec 17, 2017
Forecast Valid: 12am CST Dec 18, 2017-6pm CST Dec 24, 2017
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