Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Small Craft Advisory until December 8, 04:00 PM EST

For More Weather Information:

Norton, MA Local Forecast Office

8NM WSW Hyannis MA

Marine Point Forecast

[NOTICE]

Monday
High: 30 °F
N 15kt
< 1ft
Monday Night
Low: 19 °F
NNW 9kt
< 1ft
Tuesday
High: 39 °F
SW 6kt
< 1ft
Tuesday Night
Low: 34 °F
SSW 11kt
< 1ft
Wednesday
High: 50 °F
SSW 13kt
< 1ft
Wednesday Night
Low: 34 °F
SW 13kt
< 1ft
Thursday
High: 42 °F
W 12kt
< 1ft
Thursday Night
Low: 27 °F
W 10kt
< 1ft
Friday
High: 38 °F
W 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:04 am EST Dec 8, 2025
Forecast Valid: 2am EST Dec 8, 2025-6pm EST Dec 14, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

Monday

N wind 11 to 15 kt, with gusts as high as 26 kt. Mostly sunny. Seas 1 ft or less.

Monday Night

NNW wind 6 to 9 kt. Mostly cloudy, then gradually becoming mostly clear. Seas 1 ft or less.

Tuesday

NW wind around 6 kt becoming SSW in the afternoon. Mostly sunny. Seas 1 ft or less.

Tuesday Night

SSW wind 8 to 11 kt becoming WSW after midnight. Winds could gust as high as 20 kt. A slight chance of snow between 8pm and 9pm, then a chance of rain. Seas 1 ft or less.

Wednesday

SSW wind 9 to 13 kt, with gusts as high as 23 kt. A chance of rain, mainly after noon. Seas 1 ft or less.

Wednesday Night

SW wind 10 to 13 kt becoming W after midnight. Winds could gust as high as 23 kt. A chance of rain, mainly before 4am. Seas 1 ft or less.

Thursday

W wind around 12 kt, with gusts as high as 20 kt. Mostly sunny. Seas 1 ft or less.

Thursday Night

W wind 8 to 10 kt. Partly cloudy. Seas 1 ft or less.

Friday

W wind around 10 kt. Mostly sunny. Seas 1 ft or less.

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:

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.
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.