Wet Pattern Continues From the Northwest To Rockies; Major Storm System To Develop On Thursday Across Southern Plains

A vigorous system will slide from the Northwest to the Rockies on Wednesday to keep intact the wet pattern across the extended region. Heavy to excessive rain, intense mountain snow and high winds are possible before the next system arrives on Friday. The same system will evolve into a major storm on Thursday across the southern Plains for a widespread rain event for the South and East.
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Seattle, WA Local Forecast Office

11NM S Seattle WA

Marine Point Forecast

[NOTICE]
  • Today

    Chance Rain

    S 26km/h
    < 1m
  • Tonight

    Rain

    S 42km/h
    1m

    Small Craft Advisory
    Small Craft Advisory

  • Thursday

    Rain

    S 34km/hWinds Decreasing
    < 1m
  • Thursday
    Night

    Chance Rain

    SSE 23km/h
    < 1m
  • Friday

    Rain

    S 37km/h
    1m
  • Friday
    Night

    Showers Likely

    S 32km/h
    < 1m
  • Saturday

    Showers Likely

    SSE 23km/h
    < 1m
  • Saturday
    Night

    Rain

    SE 21km/h
    < 1m
  • Sunday

    Rain

    SE 21km/h
    < 1m

Associated Zone Forecast which includes this point

Last Update: 3:34 am PST Dec 12, 2018
Forecast Valid: 9am PST Dec 12, 2018-6pm PST Dec 18, 2018

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH

Synopsis: PZZ100-121930- 226 AM PST Wed Dec 12 2018 .Synopsis for the northern and central Washington coastal and inland waters...Strong frontal systems will arrive Wednesday night, Friday, and toward the end of the weekend. Small craft and gale force winds are likely at times through the week ahead. $$

Today
S wind 21 to 26 km/h, with gusts as high as 34 km/h. A chance of rain. Wind waves 1 m or less.
Tonight
S wind 39 to 42 km/h, with gusts as high as 55 km/h. Rain. Wind waves around 1 m.
Thursday
S wind 29 to 34 km/h decreasing to 23 to 28 km/h in the afternoon. Winds could gust as high as 42 km/h. Rain. Wind waves 1 m or less.
Thursday Night
SSE wind around 23 km/h. A chance of rain. Wind waves 1 m or less.
Friday
S wind 35 to 37 km/h, with gusts as high as 48 km/h. Rain. Wind waves around 1 m.
Friday Night
S wind 27 to 32 km/h, with gusts as high as 39 km/h. Showers likely, mainly before 10pm. Wind waves around 1 m.
Saturday
SSE wind around 23 km/h. Showers likely, mainly after 4pm. Wind waves 1 m or less.
Saturday Night
SE wind around 21 km/h. Rain. Wind waves 1 m or less.
Sunday
SE wind 18 to 21 km/h. Rain. Wind waves 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: 47.45°N 122.4°W
Last Update: 3:34 am PST Dec 12, 2018
Forecast Valid: 9am PST Dec 12, 2018-6pm PST Dec 18, 2018
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