Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

4NM NW San Juan PR

Marine Point Forecast

[NOTICE]

Today
High: 81 °F
⇑NE 7kt
3ft
Tonight
Low: 75 °F
ENE 7kt
3ft
Sunday
High: 81 °F
ENE 12kt
4ft
Sunday Night
Low: 75 °F
E 10kt
4ft
Washington's Birthday
High: 81 °F
E 12kt
4ft
Monday Night
Low: 75 °F
ESE 8kt⇓
3-4ft
Tuesday
High: 81 °F
⇑E 8kt
3ft
Tuesday Night
Low: 74 °F
E 6kt⇓
2-3ft
Wednesday
High: 81 °F
ENE 13kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:24 am EST Feb 14, 2026
Forecast Valid: 6am EST Feb 14, 2026-6pm EST Feb 20, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming NE 5 to 7 kt in the morning. Scattered showers, mainly after 2pm. Seas around 3 ft.

Tonight

ENE wind around 7 kt. Scattered showers, mainly before 8pm. Seas around 3 ft.

Sunday

ENE wind 8 to 12 kt. Showers likely. Seas around 4 ft.

Sunday Night

E wind 8 to 10 kt. Scattered showers. Seas around 4 ft.

Washington's Birthday

E wind 6 to 12 kt. Scattered showers, mainly before 11am. Seas around 4 ft.

Monday Night

ESE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Scattered showers. Seas 3 to 4 ft.

Tuesday

Variable winds less than 5 kt becoming E 5 to 8 kt in the morning. Scattered showers before 11am. Seas around 3 ft.

Tuesday Night

E wind around 6 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 2 to 3 ft.

Wednesday

ESE wind 6 to 13 kt becoming ENE in the afternoon. Mostly sunny. 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.