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 >

Hazardous Weather Conditions

Small Craft Advisory in effect from December 9, 10:00 PM EST until December 10, 07:00 PM EST

For More Weather Information:

Norton, MA Local Forecast Office

6NM NW Portsmouth RI

Marine Point Forecast

[NOTICE]

Today
High: 32 °F
Light Wind
1ft
Tonight
Low: 29 °F
SSW 13kt
2-3ft
Wednesday
High: 49 °F
⇑SSW 20kt
3ft
Wednesday Night
Low: 35 °F
SW 18kt⇓
3ft
Thursday
High: 36 °F
W 15kt
3ft
Thursday Night
Low: 27 °F
W 16kt
3ft
Friday
High: 35 °F
W 18kt
3ft
Friday Night
Low: 28 °F
W 12kt
1-2ft
Saturday
High: 39 °F
⇑WSW 16kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:02 am EST Dec 9, 2025
Forecast Valid: 6am EST Dec 9, 2025-6pm EST Dec 15, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH

Today

Variable winds 5 kt or less. Increasing clouds. Seas around 1 ft.

Tonight

SSW wind 8 to 13 kt, with gusts as high as 20 kt. A chance of rain and snow showers before midnight, then a chance of rain showers between midnight and 3am. Seas 2 to 3 ft.

Wednesday

SSW wind 10 to 15 kt increasing to 15 to 20 kt in the afternoon. Winds could gust as high as 28 kt. Rain, mainly after 5pm. Seas 1 ft building to 3 ft.

Wednesday Night

SW wind 15 to 18 kt decreasing to 11 to 14 kt after midnight. Winds could gust as high as 27 kt. Showers, mainly before 1am. Seas around 3 ft.

Thursday

W wind 12 to 15 kt, with gusts as high as 29 kt. A slight chance of rain showers before noon, then a slight chance of snow showers after 2pm. Seas around 3 ft.

Thursday Night

W wind 13 to 16 kt, with gusts as high as 23 kt. A slight chance of snow showers before 3am. Seas around 3 ft.

Friday

W wind 16 to 18 kt, with gusts as high as 27 kt. Sunny. Seas around 3 ft.

Friday Night

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

Saturday

WSW wind 8 to 11 kt increasing to 13 to 16 kt in the afternoon. Winds could gust as high as 22 kt. A chance of snow showers. Seas 1 ft building to 3 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.