Strong System To Move Through East; Very Unsettled Hawaii and Alaska

A strong cold front will sweep through the East on Monday with lake effect snow, high winds and strong to severe thunderstorms. Meanwhile, a powerful Kona low will produce multiple hazards across Hawaii, including heavy rain and potential catastrophic flooding. Finally, a winter storm is impacting Alaska as blizzard and winter storm warnings are in effect for much of western and southern Alaska.
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For More Weather Information:

Norton, MA Local Forecast Office

5NM E Hyannis MA

Marine Point Forecast

[NOTICE]
  • Today

    Chance Showers

    S 16kt
    < 1ft

    High: 59 °F

  • Tonight

    Showers Likely

    SSW 20ktWinds Decreasing
    < 1ft

    Low: 37 °F

  • Tuesday

    Mostly Sunny

    WNW 12ktWinds Decreasing
    < 1ft

    High: 44 °F

  • Tuesday
    Night

    Mostly Cloudy

    Light Wind
    < 1ft

    Low: 32 °F

  • Wednesday

    Rain/Snow Likely

    Light Wind
    < 1ft

    High: 43 °F

  • Wednesday
    Night

    Rain/Snow Likely

    N 10kt
    < 1ft

    Low: 31 °F

  • Thursday

    Chance Snow

    N 14ktWinds Decreasing
    < 1ft

    High: 41 °F

  • Thursday
    Night

    Mostly Cloudy

    Winds IncreasingSSE 6kt
    < 1ft

    Low: 32 °F

  • Friday

    Chance Rain

    S 12kt
    < 1ft

    High: 52 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:25 am EST Dec 6, 2021
Forecast Valid: 9am EST Dec 6, 2021-6pm EST Dec 12, 2021

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Detailed Forecast

...GALE WARNING IN EFFECT THROUGH TUESDAY MORNING...

Synopsis: ANZ200-070100- 727 AM EST Mon Dec 6 2021 .Synopsis for Massachusetts and Rhode Island coastal waters... A warm front will lift across this waters this morning. A few thunderstorms are possible. Gale force south to southwest winds Monday afternoon and evening will shift to the northwest behind a cold front Monday night. High pressure briefly builds in on Tuesday before another low pressure impacts the region Wednesday. For additional information on possible hazardous weather for the week ahead, please visit www.weather.gov/boston/ehwo $$

Today
S wind around 16 kt becoming SSW in the afternoon. Winds could gust as high as 36 kt. A chance of showers before 10am, then a slight chance of showers after 5pm. Patchy fog between 10am and noon, then Patchy fog after 5pm. Seas 1 ft or less.
Tonight
SSW wind 17 to 20 kt becoming WNW 13 to 16 kt after midnight. Winds could gust as high as 43 kt. Showers likely, mainly before 1am. Patchy fog before 7pm, then Patchy fog between 8pm and 11pm. Seas 1 ft or less.
Tuesday
WNW wind 9 to 12 kt decreasing to 5 to 8 kt in the afternoon. Winds could gust as high as 22 kt. Mostly sunny. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. A chance of snow before 8am, then a chance of rain and snow between 8am and 10am, then rain likely after 10am. Seas 1 ft or less.
Wednesday Night
NNE wind 5 to 10 kt becoming NNW after midnight. Winds could gust as high as 20 kt. Snow likely, possibly mixed with rain, becoming all snow after 5am. Seas 1 ft or less.
Thursday
N wind 11 to 14 kt decreasing to 5 to 8 kt in the afternoon. Winds could gust as high as 20 kt. A chance of snow before 9am. Seas 1 ft or less.
Thursday Night
Variable winds less than 5 kt becoming SSE around 6 kt after midnight. Mostly cloudy. Seas 1 ft or less.
Friday
S wind 9 to 12 kt. A chance of rain. Seas 1 ft or less.

Winds and seas higher in and near tstms. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.

*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: 41.66°N 70.17°W
Last Update: 6:25 am EST Dec 6, 2021
Forecast Valid: 9am EST Dec 6, 2021-6pm EST Dec 12, 2021
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