Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

2NM WSW Charlotte Amalie VI

Marine Point Forecast

[NOTICE]

Today
High: 82 °F
ESE 18kt
3ft
Tonight
Low: 80 °F
SE 18kt
4ft
Sunday
High: 81 °F
SSE 16kt
3ft
Sunday Night
Low: 80 °F
SSE 13kt⇓
3ft
Monday
High: 80 °F
⇑ENE 17kt
2ft
Monday Night
Low: 80 °F
N 25kt
3-5ft
Tuesday
High: 80 °F
NNE 25kt
5ft
Tuesday Night
Low: 80 °F
NE 22kt
5ft
Wednesday
High: 81 °F
E 20kt
4-5ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:10 am EST Jan 31, 2026
Forecast Valid: 10am EST Jan 31, 2026-6pm EST Feb 6, 2026

View Nearby Observations

Detailed Forecast

Today

ESE wind around 18 kt, with gusts as high as 25 kt. Scattered showers and thunderstorms. Seas around 3 ft.

Tonight

SE wind 14 to 18 kt, with gusts as high as 24 kt. Scattered showers before 8pm, then scattered showers and thunderstorms between 8pm and 5am, then showers likely and possibly a thunderstorm after 5am. Seas around 4 ft.

Sunday

SSE wind around 16 kt, with gusts as high as 22 kt. Showers likely and possibly a thunderstorm before 8am, then scattered showers and thunderstorms after 8am. Seas around 3 ft.

Sunday Night

SSE wind 8 to 13 kt becoming variable and less than 5 kt after midnight. Scattered showers and thunderstorms. Seas around 3 ft.

Monday

Variable winds less than 5 kt becoming ENE 12 to 17 kt in the morning. Winds could gust as high as 23 kt. Scattered showers, with thunderstorms also possible after 11am. Seas around 2 ft.

Monday Night

N wind 23 to 25 kt, with gusts as high as 34 kt. Scattered showers and thunderstorms. Seas 3 to 5 ft.

Tuesday

NNE wind 22 to 25 kt, with gusts as high as 34 kt. Showers likely. Seas around 5 ft.

Tuesday Night

NE wind 20 to 22 kt, with gusts as high as 30 kt. Showers likely. Seas around 5 ft.

Wednesday

E wind 12 to 20 kt, with gusts as high as 27 kt. Showers likely. Seas 4 to 5 ft.

Winds and seas higher in and near thunderstorms.

*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.