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 in effect from December 8, 01:00 AM EST until December 8, 04:00 PM EST

For More Weather Information:

Norton, MA Local Forecast Office

7NM WNW Nantucket MA

Marine Point Forecast

[NOTICE]

Tonight
Low: 28 °F
⇑WNW 24kt
4ft
Monday
High: 32 °F
NW 27kt
4-5ft
Monday Night
Low: 17 °F
N 19kt⇓
2-3ft
Tuesday
High: 45 °F
⇑SSW 14kt
1-2ft
Tuesday Night
Low: 39 °F
⇑SW 25kt
6ft
Wednesday
High: 50 °F
⇑SSW 26kt
6ft
Wednesday Night
Low: 41 °F
SW 27kt
6-7ft
Thursday
High: 44 °F
W 25kt
5-6ft
Thursday Night
Low: 34 °F
WNW 20kt⇓
3-4ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:44 pm EST Dec 7, 2025
Forecast Valid: 8pm EST Dec 7, 2025-6pm EST Dec 14, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM EST MONDAY THROUGH

Tonight

WSW wind 12 to 17 kt becoming WNW 19 to 24 kt. Mostly cloudy, then gradually becoming mostly clear. Seas 2 ft building to 4 ft.

Monday

NW wind 22 to 27 kt becoming N in the afternoon. Mostly sunny. Seas 4 to 5 ft.

Monday Night

N wind 16 to 19 kt decreasing to 12 to 15 kt after midnight. Mostly cloudy. Seas 2 to 3 ft.

Tuesday

WNW wind 7 to 10 kt becoming SSW 11 to 14 kt in the afternoon. Increasing clouds. Seas 1 to 2 ft.

Tuesday Night

SSW wind 18 to 21 kt becoming SW 22 to 25 kt after midnight. A chance of rain, mainly between 9pm and 2am. Seas 3 ft building to 6 ft.

Wednesday

SSW wind 20 to 23 kt increasing to 23 to 26 kt in the afternoon. A chance of rain, mainly after 2pm. Seas 4 ft building to 6 ft.

Wednesday Night

SW wind 25 to 27 kt becoming W after midnight. A chance of rain before 3am. Seas 6 to 7 ft.

Thursday

W wind 21 to 25 kt. Partly sunny. Seas 5 to 6 ft.

Thursday Night

WNW wind 17 to 20 kt decreasing to 14 to 17 kt after midnight. Mostly cloudy. Seas 3 to 4 ft.

*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.