Heavy Rainfall Across South Texas and the Northeast; Thunderstorms in the Southern Appalachians and Rio Grande Valley

Widespread showers and thunderstorms producing heavy rain may bring flooding to South Texas and parts of the Northeast U.S. tonight into Friday morning. Scattered severe thunderstorms with damaging gusts and large hail are expected over parts of the southern Appalachians, and Rio Grande Valley of Texas into Friday morning. Read More >

For More Weather Information:

Norton, MA Local Forecast Office

6NM NW Portsmouth RI

Marine Point Forecast

[NOTICE]

Today
High: 55 °F
E 11kt
1ft
Tonight
Low: 51 °F
E 12kt
1ft
Saturday
High: 62 °F
WSW 12kt
1-2ft
Saturday Night
Low: 51 °F
WNW 9kt
1ft
Sunday
High: 68 °F
NW 8kt
1ft
Sunday Night
Low: 49 °F
ESE 7kt
1ft
Monday
High: 66 °F
SSW 10kt
1ft
Monday Night
Low: 55 °F
SW 9kt
1ft
Tuesday
High: 68 °F
SSW 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:49 am EDT May 9, 2025
Forecast Valid: 5am EDT May 9, 2025-6pm EDT May 15, 2025

View Nearby Observations

Detailed Forecast

Today

NE wind 6 to 11 kt becoming ESE in the afternoon. A chance of showers, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 9am. Seas around 1 ft.

Tonight

E wind 9 to 12 kt becoming S after midnight. Showers and possibly a thunderstorm before 2am, then showers likely. Patchy fog. Seas around 1 ft.

Saturday

WSW wind around 12 kt becoming WNW in the afternoon. A chance of showers, mainly before 10am. Patchy fog before 9am. Seas 1 to 2 ft.

Saturday Night

WNW wind around 9 kt. Mostly clear. Seas around 1 ft.

Sunday

NW wind around 8 kt. Sunny. Seas around 1 ft.

Sunday Night

ESE wind 5 to 7 kt becoming WNW after midnight. Mostly clear. Seas around 1 ft.

Monday

SSW wind 5 to 10 kt. Sunny. Seas around 1 ft.

Monday Night

SW wind 7 to 9 kt. Partly cloudy. Seas around 1 ft.

Tuesday

SSW wind 7 to 10 kt. Partly sunny. Seas around 1 ft.

Winds and waves higher in and near tstms. 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.