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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5NM SSW Monterey CA

Marine Point Forecast

[NOTICE]
  • Today

    Slight Chc Rain

    N 9kt
    3-4ft
  • Tonight

    Partly Cloudy

    Winds IncreasingNNW 7kt
    3ft
  • Wednesday

    Partly Sunny

    NW 9kt
    3ft
  • Wednesday
    Night

    Chance Rain

    NW 15kt
    4ft
  • Thursday

    Chance Rain

    NW 18kt
    4-5ft
  • Thursday
    Night

    Mostly Clear

    N 9kt
    6ft
  • Friday

    Sunny

    N 9kt
    5-7ft
  • Friday
    Night

    Mostly Clear

    N 8kt
    7ft
  • Saturday

    Sunny

    Light Wind
    5-7ft

Associated Zone Forecast which includes this point

Last Update: 4:02 am PST Dec 7, 2021
Forecast Valid: 9am PST Dec 7, 2021-6pm PST Dec 13, 2021

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Detailed Forecast


Synopsis: PZZ500-072315- 202 AM PST Tue Dec 7 2021 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Breezy northwest winds over the southern waters until early to mid-morning. Winds will become breezy over most of the waters by the afternoon and last through early Wednesday morning. These winds will generate steep wind waves making it hazardous for smaller vessels. Rain is expected through the early morning hours with a slight chance for thunder in our outermost waters. A moderate period northwest swell is forecast to arrive on Wednesday ahead of the next cold front that will increase winds and bring another chance for rain. $$

Today
NE wind 6 to 9 kt becoming N in the morning. A slight chance of rain before 10am. Mixed swell...W 1 ft at 17 seconds and SSW 1 ft at 15 seconds. Wind waves 2 to 4 ft.
Tonight
Variable winds less than 5 kt becoming NNW 5 to 7 kt after midnight. Partly cloudy. Mixed swell...W 1 ft at 16 seconds and SSW 1 ft at 14 seconds. Wind waves around 3 ft.
Wednesday
NW wind 6 to 9 kt. Partly sunny. Mixed swell...W 1 ft at 14 seconds and SSW 1 ft at 13 seconds. Wind waves around 3 ft.
Wednesday Night
NW wind 10 to 15 kt. A chance of rain after 10pm. Mixed swell...W 1 ft and SSW 1 ft. Wind waves around 4 ft.
Thursday
NW wind around 18 kt. A chance of rain before 10am. Mixed swell...W 1 ft and SSW 1 ft. Wind waves 4 to 5 ft.
Thursday Night
N wind 6 to 9 kt becoming E in the evening. Mostly clear. Mixed swell...W 2 ft and SSW 1 ft. Wind waves around 6 ft.
Friday
N wind around 9 kt. Sunny. Mixed swell...WNW 7 ft and SSW 1 ft. Wind waves around 1 ft.
Friday Night
N wind 6 to 8 kt becoming NE after midnight. Mostly clear. Mixed swell...WNW 7 ft and SSW 1 ft. Wind waves around 1 ft.
Saturday
Variable winds 5 kt or less. Sunny. Mixed swell...WNW 5 to 7 ft and SSW 1 ft. Wind waves around 1 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: 36.53°N 121.95°W
Last Update: 4:02 am PST Dec 7, 2021
Forecast Valid: 9am PST Dec 7, 2021-6pm PST Dec 13, 2021
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