News Headlines

For More Weather Information:

Norton, MA Local Forecast Office

15NM E Portsmouth RI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 81 °F
SSW 8kt
< 1ft
Tonight
Low: 64 °F
Light Wind
< 1ft
Wednesday
High: 82 °F
⇑SSW 9kt
< 1ft
Wednesday Night
Low: 69 °F
SW 7kt
< 1ft
Thursday
High: 84 °F
⇑SW 12kt
< 1ft
Thursday Night
Low: 72 °F
SW 9kt
< 1ft
Friday
High: 86 °F
⇑SW 12kt
< 1ft
Friday Night
Low: 71 °F
SW 9kt
< 1ft
Saturday
High: 85 °F
⇑SW 13kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:43 pm EDT Aug 4, 2026
Forecast Valid: 1pm EDT Aug 4, 2026-6pm EDT Aug 10, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SSW wind 6 to 8 kt. Mostly sunny. Seas 1 ft or less.

Tonight

Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming SSW 5 to 9 kt in the afternoon. Partly sunny. Seas 1 ft or less.

Wednesday Night

SW wind 5 to 7 kt. Patchy fog after 4am. Seas 1 ft or less.

Thursday

SW wind 6 to 9 kt increasing to 9 to 12 kt in the afternoon. Patchy fog before 9am. Seas 1 ft or less.

Thursday Night

SW wind 6 to 9 kt. Partly cloudy. Seas 1 ft or less.

Friday

SW wind 6 to 9 kt increasing to 9 to 12 kt in the afternoon. Sunny. Seas 1 ft or less.

Friday Night

SW wind 5 to 9 kt. Partly cloudy. Seas 1 ft or less.

Saturday

SW wind 6 to 9 kt increasing to 10 to 13 kt in the afternoon. 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.