Powerful Storm to Impact Eastern Third of U.S. this weekend.

A developing storm system will bring a myriad of significant impacts this weekend. Heavy snow up to 18 inches from the Ohio Valley to the Northeast, and ice up to a quarter of an inch is forecast in places. Heavy rain may cause flash flooding from the Mid-South to the Mid-Atlantic. Severe thunderstorms with damaging winds and isolated tornadoes will be possible in the Deep South.
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For More Weather Information:

Seattle, WA Local Forecast Office

2NM WSW Seattle WA

Marine Point Forecast

[NOTICE]
  • Overnight

    Rain

    Winds IncreasingS 27kt
    2-4ft

    Small Craft Advisory
    Small Craft Advisory

  • Saturday

    Chance Showers

    SSW 23kt
    2-4ft

    Small Craft Advisory
    Small Craft Advisory

  • Saturday
    Night

    Slight Chc Showers

    SSW 16kt
    1-2ft
  • Sunday

    Chance Showers

    N 14kt
    1-2ft
  • Sunday
    Night

    Chance Showers

    N 19kt
    2-3ft
  • M.L.King
    Day

    Slight Chc Showers

    N 10ktWinds Decreasing
    < 1ft
  • Monday
    Night

    Chance Rain

    S 9kt
    < 1ft
  • Tuesday

    Rain

    S 17kt
    1-2ft
  • Tuesday
    Night

    Rain

    SSW 21kt
    2-4ft

Associated Zone Forecast which includes this point

Last Update: 8:19 pm PST Jan 18, 2019
Forecast Valid: 12am PST Jan 19, 2019-6pm PST Jan 25, 2019

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

Synopsis: PZZ100-191315- 812 PM PST Fri Jan 18 2019 .Synopsis for the northern and central Washington coastal and inland waters...A 975 mb low west of the Washington offshore waters will slowly fill as it moves northward toward Haida Gwaii. Its associated frontal system will move across the waters tonight. Strong pressure gradients produced by this front will give gales to most of the Washington waters with small craft advisory conditions to Puget Sound and Hood Canal and the western entrance to the Strait. Strong onshore flow behind the front on Saturday will weaken Saturday night. Weak high pressure will move across the waters Sunday and Monday. A weaker frontal system will affect the waters on Tuesday. $$

Overnight
S wind 14 to 19 kt increasing to 22 to 27 kt. Winds could gust as high as 35 kt. Rain. Wind waves 2 to 4 ft.
Saturday
SSW wind 17 to 23 kt, with gusts as high as 30 kt. A chance of showers before 4pm. Wind waves 2 to 4 ft.
Saturday Night
SSW wind 6 to 16 kt. A slight chance of showers after 10pm. Wind waves 1 to 2 ft.
Sunday
N wind 9 to 14 kt. A chance of showers. Wind waves 1 to 2 ft.
Sunday Night
N wind 15 to 19 kt, with gusts as high as 25 kt. A chance of showers, mainly before 10pm. Wind waves 2 to 3 ft.
M.L.King Day
N wind 5 to 10 kt becoming variable and less than 5 kt in the afternoon. A slight chance of showers. Wind waves 1 ft or less.
Monday Night
S wind 6 to 9 kt. A chance of rain. Wind waves 1 ft or less.
Tuesday
S wind 10 to 17 kt. Rain. Wind waves 1 to 2 ft.
Tuesday Night
SSW wind 15 to 21 kt, with gusts as high as 27 kt. Rain. Wind waves 2 to 4 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: 47.62°N 122.42°W
Last Update: 8:19 pm PST Jan 18, 2019
Forecast Valid: 12am PST Jan 19, 2019-6pm PST Jan 25, 2019
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