Heavy Rain and Thunderstorms in the Plains; Snow in the Northern Rockies

A storm system moving eastward will bring widespread showers and thunderstorms over parts of the Northern Plains to the Southern Plains and Upper Great Lakes through Friday. Heavy snow will continue over parts of the Northern Rockies. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

San Juan, PR Local Forecast Office

8NM E Charlotte Amalie VI

Marine Point Forecast

[NOTICE]

Today
High: 83 °F
SSW 15kt
2ft
Tonight
Low: 82 °F
SSW 13kt
2ft
Friday
High: 83 °F
SSW 14kt
2ft
Friday Night
Low: 82 °F
SSW 12kt
2ft
Saturday
High: 83 °F
S 6kt
2ft
Saturday Night
Low: 82 °F
ESE 11kt
2ft
Sunday
High: 83 °F
E 14kt
2-3ft
Sunday Night
Low: 82 °F
E 17kt
3-4ft
Monday
High: 83 °F
E 16kt
4ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:11 am EDT Oct 16, 2025
Forecast Valid: 5am EDT Oct 16, 2025-6pm EDT Oct 22, 2025

View Nearby Observations

Detailed Forecast

Today

SSW wind around 15 kt, with gusts as high as 21 kt. Scattered showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers and thunderstorms after 3pm. Seas around 2 ft.

Tonight

SSW wind around 13 kt. Scattered showers, with thunderstorms also possible after 3am. Seas around 2 ft.

Friday

SSW wind 12 to 14 kt. Isolated showers, then showers likely and possibly a thunderstorm after noon. Seas around 2 ft.

Friday Night

SSW wind 9 to 12 kt. Scattered showers. Seas around 2 ft.

Saturday

S wind around 6 kt. Scattered showers, then showers likely and possibly a thunderstorm after noon. Seas around 2 ft.

Saturday Night

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

Sunday

E wind around 14 kt, with gusts as high as 20 kt. Scattered showers after noon. Seas 2 to 3 ft.

Sunday Night

E wind around 17 kt, with gusts as high as 24 kt. Scattered showers. Seas 3 to 4 ft.

Monday

E wind around 16 kt, with gusts as high as 22 kt. Scattered showers. Seas around 4 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.