Heavy Precipitation and Strong Winds in the West; Locally Severe Weather in the East and Central Plains

Several atmospheric river events will bring widespread moderate to heavy precipitation and strong winds to much of the Pacific Northwest and California through early next week. A few storms might produce locally strong to damaging wind gusts over a portion of eastern North Carolina and Central Plains later today. More thunderstorms are forecast in the middle Mississippi Valley region on Sunday.
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Seattle, WA Local Forecast Office

22NM SSW Seattle WA

Marine Point Forecast

[NOTICE]
  • Late
    Afternoon

    Rain

    SSW 16km/h
    < 1m
  • Tonight

    Rain

    SW 13km/h
    < 1m
  • Saturday

    Rain

    SSW 16km/h
    < 1m
  • Saturday
    Night

    Chance Rain

    S 10km/h
    < 1m
  • Sunday

    Rain

    Winds IncreasingS 26km/h
    < 1m
  • Sunday
    Night

    Rain

    Winds IncreasingS 24km/h
    < 1m
  • Monday

    Rain

    S 23km/h
    1m
  • Monday
    Night

    Rain

    S 21km/h
    < 1m
  • Tuesday

    Rain

    S 21km/h
    < 1m

Associated Zone Forecast which includes this point

Last Update: 2:48 pm PDT Oct 22, 2021
Forecast Valid: 4pm PDT Oct 22, 2021-6pm PDT Oct 29, 2021

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Detailed Forecast


Synopsis: A front will move through the area Saturday morning. A 948mb storm will move over the near offshore waters Sunday as the strong front moves through Western Washington. That deep low pressure system over the offshore waters on Sunday is expected to track toward northern Vancouver Island on Monday.

Late Afternoon
SSW wind around 16 km/h. Rain. Wind waves 1 m or less.
Tonight
SW wind 10 to 13 km/h becoming S in the evening. Rain. Wind waves 1 m or less.
Saturday
SSW wind 13 to 16 km/h. Rain, mainly before 11am. Wind waves 1 m or less.
Saturday Night
S wind 5 to 10 km/h becoming ENE in the evening. A chance of rain, mainly after 11pm. Wind waves 1 m or less.
Sunday
E wind 5 to 10 km/h becoming S 16 to 26 km/h in the afternoon. Winds could gust as high as 35 km/h. Rain. Wind waves 1 m or less.
Sunday Night
S wind 13 to 18 km/h increasing to 19 to 24 km/h after midnight. Winds could gust as high as 32 km/h. Rain. Wind waves 1 m or less.
Monday
S wind 16 to 23 km/h, with gusts as high as 45 km/h. Rain. Wind waves around 1 m.
Monday Night
S wind 18 to 21 km/h, with gusts as high as 40 km/h. Rain. Wind waves around 1 m.
Tuesday
S wind 16 to 21 km/h, with gusts as high as 34 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: 47.28°N 122.54°W
Last Update: 2:48 pm PDT Oct 22, 2021
Forecast Valid: 4pm PDT Oct 22, 2021-6pm PDT Oct 29, 2021
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