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

11NM S Seattle WA

Marine Point Forecast

[NOTICE]
  • Today

    Chance Rain

    Winds IncreasingSW 9kt
    < 1ft
  • Tonight

    Rain

    SSW 17kt
    1-2ft
  • Wednesday

    Rain

    SW 11kt
    1-2ft
  • Wednesday
    Night

    Rain Likely

    SW 17kt
    2ft
  • Thursday

    Rain

    SSW 7kt
    < 1ft
  • Thursday
    Night

    Rain Likely

    Light Wind
    < 1ft
  • Friday

    Rain Likely

    SSW 9kt
    < 1ft
  • Friday
    Night

    Rain

    S 18kt
    2-3ft
  • Saturday

    Rain

    S 20kt
    3ft

Associated Zone Forecast which includes this point

Last Update: 3:04 am PST Dec 7, 2021
Forecast Valid: 8am 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 SW 5 to 9 kt in the afternoon. A chance of rain, mainly after 5pm. Wind waves 1 ft or less.
Tonight
SSW wind 10 to 17 kt, with gusts as high as 29 kt. Rain, mainly after 4am. Wind waves 1 to 2 ft.
Wednesday
NNW wind 5 to 11 kt becoming SW in the morning. Rain. Wind waves 1 to 2 ft.
Wednesday Night
SW wind around 17 kt. Rain likely. Wind waves around 2 ft.
Thursday
SSW wind around 7 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
SSW wind 5 to 9 kt. Rain likely, mainly after 10am. Wind waves 1 ft or less.
Friday Night
S wind 13 to 18 kt, with gusts as high as 27 kt. Rain. Wind waves 2 to 3 ft.
Saturday
S wind around 20 kt, with gusts as high as 37 kt. Rain. Wind waves around 3 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: 47.45°N 122.4°W
Last Update: 3:04 am PST Dec 7, 2021
Forecast Valid: 8am PST Dec 7, 2021-6pm PST Dec 13, 2021
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