Heavy Rains and Catastrophic Flooding Possible in Hawaii

A kona low will continue to bring heavy rain to Hawaii bringing flooding and flash flooding, landslides, road closures, and low visibility with high rainfall rates expected. Lake effect snow is expected downwind from the Great Lakes. Blizzard conditions are expected in the southeast Alaska.
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For More Weather Information:

Seattle, WA Local Forecast Office

35NM WSW Seattle WA

Marine Point Forecast

[NOTICE]
  • Today

    Chance Rain

    Winds IncreasingSSW 7kt
    < 1ft
  • Tonight

    Rain

    SSW 13kt
    1-2ft
  • Wednesday

    Rain

    WSW 10kt
    1ft
  • Wednesday
    Night

    Rain Likely

    SW 10kt
    1ft
  • Thursday

    Rain

    SW 6kt
    < 1ft
  • Thursday
    Night

    Rain Likely

    Light Wind
    < 1ft
  • Friday

    Rain/Snow Likely

    Winds IncreasingSSW 8kt
    < 1ft
  • Friday
    Night

    Heavy Rain

    S 14kt
    1-2ft
  • Saturday

    Heavy Rain

    SW 16kt
    2ft

Associated Zone Forecast which includes this point

Last Update: 3:04 am PST Dec 7, 2021
Forecast Valid: 7am PST Dec 7, 2021-6pm PST Dec 13, 2021

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Detailed Forecast


Synopsis: A warm front will remain over the area early today. A vigorous cold front will arrive Tuesday night and Wednesday. Another strong weather system is likely to reach the area late in the week.

Today
Variable winds less than 5 kt becoming SSW 5 to 7 kt in the afternoon. A chance of rain, mainly after 5pm. Patchy fog before 9am. Wind waves 1 ft or less.
Tonight
SSW wind 8 to 13 kt, with gusts as high as 26 kt. Rain. Wind waves 1 to 2 ft.
Wednesday
WSW wind 8 to 10 kt, with gusts as high as 20 kt. Rain. Wind waves around 1 ft.
Wednesday Night
SW wind around 10 kt. Rain likely. Wind waves around 1 ft.
Thursday
SW wind around 6 kt. Rain. Wind waves 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Rain likely, mainly before 10pm. Wind waves 1 ft or less.
Friday
Variable winds less than 5 kt becoming SSW 5 to 8 kt in the morning. A chance of rain and snow before 10am, then rain likely. Wind waves 1 ft or less.
Friday Night
S wind 11 to 14 kt, with gusts as high as 23 kt. Rain. The rain could be heavy at times. Wind waves 1 to 2 ft.
Saturday
SW wind around 16 kt, with gusts as high as 31 kt. Rain. The rain could be heavy at times. Wind waves around 2 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: 47.39°N 123.14°W
Last Update: 3:04 am PST Dec 7, 2021
Forecast Valid: 7am PST Dec 7, 2021-6pm PST Dec 13, 2021
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