Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

For More Weather Information:

Norton, MA Local Forecast Office

3NM NNW Plymouth MA

Marine Point Forecast

[NOTICE]
    • Tuesday

      Tuesday:Variable winds 5 kt or less. Increasing clouds. Seas 1 to 2 ft.

      High: 33 °F

      Light Wind
      1-2ft

    • Tuesday Night

      Tuesday Night:SSW wind around 6 kt. A chance of snow between 8pm and midnight, then a chance of rain after midnight.  Patchy fog between 1am and 2am.  Seas 1 ft building to 3 ft.

      Low: 29 °FRising Temperatures

      SSW 6kt
      Waves Building3ft

    • Wednesday

      Wednesday:SSW wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Winds could gust as high as 23 kt. Rain likely, mainly after 4pm.   Seas 2 to 3 ft.

      High: 49 °F

      ⇑SSW 15kt
      2-3ft

    • Wednesday Night

      Wednesday Night:SSW wind 10 to 14 kt becoming WSW after midnight. Winds could gust as high as 22 kt. Rain likely, mainly before 8pm.   Seas 2 to 3 ft.

      Low: 34 °F

      SSW 14kt
      2-3ft

    • Thursday

      Thursday:W wind 11 to 13 kt, with gusts as high as 20 kt. Mostly sunny. Seas 2 to 3 ft.

      High: 42 °F

      W 13kt
      2-3ft

    • Thursday Night

      Thursday Night:W wind around 12 kt, with gusts as high as 20 kt. Partly cloudy. Seas 2 to 3 ft.

      Low: 25 °F

      W 12kt
      2-3ft

    • Friday

      Friday:W wind 11 to 13 kt, with gusts as high as 21 kt. Sunny. Seas 2 to 3 ft.

      High: 35 °F

      W 13kt
      2-3ft

    • Friday Night

      Friday Night:W wind 7 to 9 kt. A chance of snow.   Seas 1 to 2 ft.

      Low: 25 °F

      W 9kt
      1-2ft

    • Saturday

      Saturday:W wind 8 to 12 kt. A chance of snow.   Seas 1 to 2 ft.

      High: 37 °F

      W 12kt
      1-2ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:58 pm EST Dec 8, 2025
Forecast Valid: 1am EST Dec 9, 2025-6pm EST Dec 15, 2025

View Nearby Observations

Detailed Forecast


Tuesday
Variable winds 5 kt or less. Increasing clouds. Seas 1 to 2 ft.
Tuesday Night
SSW wind around 6 kt. A chance of snow between 8pm and midnight, then a chance of rain after midnight. Patchy fog between 1am and 2am. Seas 1 ft building to 3 ft.
Wednesday
SSW wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Winds could gust as high as 23 kt. Rain likely, mainly after 4pm. Seas 2 to 3 ft.
Wednesday Night
SSW wind 10 to 14 kt becoming WSW after midnight. Winds could gust as high as 22 kt. Rain likely, mainly before 8pm. Seas 2 to 3 ft.
Thursday
W wind 11 to 13 kt, with gusts as high as 20 kt. Mostly sunny. Seas 2 to 3 ft.
Thursday Night
W wind around 12 kt, with gusts as high as 20 kt. Partly cloudy. Seas 2 to 3 ft.
Friday
W wind 11 to 13 kt, with gusts as high as 21 kt. Sunny. Seas 2 to 3 ft.
Friday Night
W wind 7 to 9 kt. A chance of snow. Seas 1 to 2 ft.
Saturday
W wind 8 to 12 kt. A chance of snow. Seas 1 to 2 ft.

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: 42°N 70.68°W
Last Update: 9:58 pm EST Dec 8, 2025
Forecast Valid: 1am EST Dec 9, 2025-6pm EST Dec 15, 2025
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