Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence 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]

This Afternoon
High: 82 °F
E 8kt
2ft
Tonight
Low: 82 °F
ENE 11kt
4ft
Friday
High: 82 °F
ESE 13kt
5ft
Friday Night
Low: 82 °F
E 16kt
3ft
Saturday
High: 82 °F
SE 18kt
3ft
Saturday Night
Low: 82 °F
SE 17kt
4ft
Sunday
High: 82 °F
SSE 17kt
3ft
Sunday Night
Low: 82 °F
SSE 13kt
2-3ft
Monday
High: 82 °F
⇑N 12kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:56 pm EST Jan 29, 2026
Forecast Valid: 3pm EST Jan 29, 2026-6pm EST Feb 4, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

E wind around 8 kt. Sunny. Seas around 2 ft.

Tonight

ENE wind 9 to 11 kt. Scattered showers, mainly after 2am. Seas around 4 ft.

Friday

ESE wind around 13 kt. Scattered showers, mainly before 5pm. Seas 5 ft subsiding to 2 ft.

Friday Night

E wind around 16 kt, with gusts as high as 22 kt. Scattered showers, mainly between 8pm and 11pm. Seas around 3 ft.

Saturday

SE wind 16 to 18 kt, with gusts as high as 25 kt. Scattered showers, mainly after 11am. Seas around 3 ft.

Saturday Night

SE wind 15 to 17 kt, with gusts as high as 23 kt. Showers likely and possibly a thunderstorm. Seas around 4 ft.

Sunday

SSE wind 13 to 17 kt, with gusts as high as 23 kt. Mostly sunny. Seas around 3 ft.

Sunday Night

SSE wind 5 to 13 kt becoming SSW after midnight. Scattered showers. Seas 2 to 3 ft.

Monday

Variable winds less than 5 kt becoming N 7 to 12 kt in the afternoon. 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.