Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

2NM WSW Charlotte Amalie VI

Marine Point Forecast

[NOTICE]

Thursday
High: 82 °F
ESE 9kt
2-3ft
Thursday Night
Low: 82 °F
E 12kt
2ft
Friday
High: 82 °F
ESE 13kt
2ft
Friday Night
Low: 82 °F
ESE 15kt
3ft
Saturday
High: 82 °F
ESE 16kt
3ft
Saturday Night
Low: 82 °F
SE 16kt
3ft
Sunday
High: 82 °F
SSE 16kt
3ft
Sunday Night
Low: 82 °F
SSW 11kt
2ft
Monday
High: 82 °F
NNE 17kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:54 am EST Jan 29, 2026
Forecast Valid: 3am EST Jan 29, 2026-6pm EST Feb 4, 2026

View Nearby Observations

Detailed Forecast

Thursday

ESE wind 7 to 9 kt. Isolated showers before 11am. Seas 2 to 3 ft.

Thursday Night

E wind 9 to 12 kt. Scattered showers, mainly after 2am. Seas around 2 ft.

Friday

ESE wind around 13 kt. Scattered showers. Seas around 2 ft.

Friday Night

ESE wind around 15 kt, with gusts as high as 21 kt. Scattered showers before 11pm. Seas around 3 ft.

Saturday

ESE wind around 16 kt, with gusts as high as 22 kt. Scattered showers, mainly after 11am. Seas around 3 ft.

Saturday Night

SE wind 14 to 16 kt, with gusts as high as 22 kt. Showers likely and possibly a thunderstorm. Seas around 3 ft.

Sunday

SSE wind 13 to 16 kt, with gusts as high as 22 kt. Mostly sunny. Seas around 3 ft.

Sunday Night

SSW wind 7 to 11 kt. Scattered showers. Seas around 2 ft.

Monday

S wind 8 to 17 kt becoming NNE in the afternoon. Winds could gust as high as 23 kt. Scattered showers. Seas around 2 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.