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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Juneau, AK Local Forecast Office

4NM SE Emmons Island AK

Marine Point Forecast

[NOTICE]
  • Today

    Slight Chc Snow

    E 15kt
    < 1ft

    High: 35 °F

  • Tonight

    Patchy Freezing Fog

    NE 10kt
    < 1ft

    Low: 27 °F

  • Tuesday

    Patchy Freezing Fog

    Light Wind
    < 1ft

    High: 36 °F

  • Tuesday
    Night

    Snow Likely

    Light Wind
    < 1ft

    Low: 29 °F

  • Wednesday

    Rain/Snow Likely

    Light Wind
    < 1ft

    High: 39 °F

  • Wednesday
    Night

    Mostly Cloudy

    Light Wind
    < 1ft

    Low: 32 °F

  • Thursday

    Partly Sunny

    NNE 10kt
    < 1ft

    High: 37 °F

  • Thursday
    Night

    Mostly Cloudy

    NNE 10kt
    < 1ft

    Low: 32 °F

  • Friday

    Mostly Cloudy

    NE 10kt
    < 1ft

    High: 37 °F


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:08 am AKST Dec 18, 2017
Forecast Valid: 6am AKST Dec 18, 2017-6pm AKST Dec 24, 2017

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Detailed Forecast


Synopsis: A low over the eastern gulf will move SE through Monday. Meanwhile high pressure will build over interior Alaska and the Yukon causing increasing northerly winds. A ridge of high pressure will build across the gulf from the west on Tuesday.

Today
ESE wind 10 to 15 kt becoming NE in the afternoon. A slight chance of snow showers before 3pm. Patchy fog between 9am and noon. Patchy freezing fog before 9am. Seas 1 ft or less.
Tonight
NE wind 5 to 10 kt becoming N after midnight. Patchy fog before 9pm. Patchy freezing fog after 9pm. Seas 1 ft or less.
Tuesday
Variable winds 5 kt or less. Patchy freezing fog before 9am. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Snow showers likely after 3am. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. Rain and snow showers likely before noon, then scattered rain showers between noon and 3pm. Seas 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Thursday
NNE wind 5 to 10 kt. Partly sunny. Seas 1 ft or less.
Thursday Night
NNE wind around 10 kt. Mostly cloudy. Seas 1 ft or less.
Friday
NE wind around 10 kt. Mostly cloudy. Seas 1 ft 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: 57.55°N 135.45°W
Last Update: 4:08 am AKST Dec 18, 2017
Forecast Valid: 6am AKST Dec 18, 2017-6pm AKST Dec 24, 2017
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