Heavy rain, mountain snow and strong winds in the western U.S. this week

The western U.S. will experience active weather yet again this week as significant Pacific moisture brings rain and mountain snow to the region. This heavy rain will bring flood concerns to parts of WA, OR and CA. Very heavy snow is possible in the Sierra, Cascades, Great Basin and parts of the northern Rockies.
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Hazardous Weather Conditions

For More Weather Information:

Anchorage, AK Local Forecast Office

5NM S Chiswell Islands AK

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Sunny

    NNE 15kt
    6ft

    High: 29 °F

  • Tonight

    Mostly Clear

    NNW 10kt
    4-6ft

    Low: 21 °F

  • Wednesday

    Sunny

    NW 15kt
    5ft

    High: 23 °F

  • Wednesday
    Night

    Mostly Clear

    NW 15kt
    5ft

    Low: 20 °F

  • Thursday

    Mostly Sunny

    NW 15kt
    5ft

    High: 26 °F

  • Thursday
    Night

    Partly Cloudy

    WNW 10kt
    3-5ft

    Low: 21 °F

  • Friday

    Snow Likely

    NNW 10ktWinds Decreasing
    1-3ft

    High: 29 °F

  • Friday
    Night

    Snow Likely

    Light Wind
    Waves Building5ft

    Low: 26 °F

  • Saturday

    Rain/Snow Likely

    Winds IncreasingNW 10kt
    5ft

    High: 31 °F


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:45 am AKST Jan 17, 2017
Forecast Valid: 5pm AKST Jan 17, 2017-6pm AKST Jan 23, 2017

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Detailed Forecast

WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT.

Synopsis: A TROUGH OF LOW PRESSURE IN THE NORTHERN GULF WILL INTENSIFY THROUGH WED AFTERNOON THEN WEAKEN WED NIGHT THROUGH THU. HIGH PRESSURE WILL BUILD INTO THE SOUTHWESTERN GULF THU.

This Afternoon
NNE wind around 15 kt. Sunny. Seas around 6 ft.
Tonight
NNW wind around 10 kt. Mostly clear. Seas 4 to 6 ft.
Wednesday
NW wind around 15 kt. Sunny. Seas around 5 ft.
Wednesday Night
NW wind around 15 kt. Mostly clear. Seas around 5 ft.
Thursday
NW wind 10 to 15 kt. Mostly sunny. Seas around 5 ft.
Thursday Night
WNW wind around 10 kt becoming NNW after midnight. Partly cloudy. Seas 3 to 5 ft.
Friday
NNW wind 5 to 10 kt becoming variable and less than 5 kt in the afternoon. Snow showers likely after 9am. Seas 1 to 3 ft.
Friday Night
Variable winds 5 kt or less. Snow showers likely. Seas 1 ft building to 5 ft.
Saturday
Variable winds less than 5 kt becoming NW 5 to 10 kt in the afternoon. Rain and snow showers likely. Seas around 5 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: 59.52°N 149.63°W
Last Update: 8:45 am AKST Jan 17, 2017
Forecast Valid: 5pm AKST Jan 17, 2017-6pm AKST Jan 23, 2017
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