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

27NM S San Juan PR

Marine Point Forecast

[NOTICE]

Sunday
High: 81 °F
ENE 11kt
2ft
Sunday Night
Low: 77 °F
ENE 8kt
2ft
Washington's Birthday
High: 81 °F
ESE 9kt
2ft
Monday Night
Low: 77 °F
E 6kt
2ft
Tuesday
High: 81 °F
⇑ESE 6kt
2ft
Tuesday Night
Low: 77 °F
NE 6kt
2ft
Wednesday
High: 81 °F
E 10kt
2ft
Wednesday Night
Low: 77 °F
NE 9kt
2ft
Thursday
High: 81 °F
E 11kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:26 pm EST Feb 14, 2026
Forecast Valid: 2am EST Feb 15, 2026-6pm EST Feb 21, 2026

View Nearby Observations

Detailed Forecast

Sunday

ENE wind 6 to 11 kt. Showers likely, mainly after 5pm. Seas around 2 ft.

Sunday Night

ENE wind around 8 kt. Showers likely, mainly before 8pm. Seas around 2 ft.

Washington's Birthday

ESE wind 7 to 9 kt. Isolated showers before 8am, then isolated showers after 11am. Seas around 2 ft.

Monday Night

E wind around 6 kt. Isolated showers. Seas around 2 ft.

Tuesday

Variable winds less than 5 kt becoming ESE around 6 kt in the morning. Scattered showers, mainly before 11am. Seas around 2 ft.

Tuesday Night

NE wind around 6 kt. Isolated showers. Seas around 2 ft.

Wednesday

NE wind 7 to 10 kt becoming E in the afternoon. Scattered showers after 11am. Seas around 2 ft.

Wednesday Night

NE wind 7 to 9 kt. Scattered showers. Seas around 2 ft.

Thursday

E wind 7 to 11 kt. Scattered showers. Seas around 3 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.