Severe Thunderstorm and Flash Flood Threats Continue into the Weekend

Severe thunderstorms are expected from the southern Plains to the Midwest through Friday night. Severe storm hazards may include large hail, severe winds, and tornadoes, some of which may be strong. There will be another chance for severe thunderstorms on Saturday for portions of Texas, the Lower Mississippi Valley, and the Ohio Valley. Storms could result in locally heavy rain and flash flooding. Read More >

Hazardous Weather Conditions

Small Craft Advisory until March 7, 05:00 PM EST

For More Weather Information:

San Juan, PR Local Forecast Office

27NM S San Juan PR

Marine Point Forecast

[NOTICE]

Saturday
High: 81 °F
ENE 15kt
5ft

Small Craft Advisory
Saturday Night
Low: 77 °F
ENE 11kt
4ft
Sunday
High: 81 °F
E 15kt
4ft
Sunday Night
Low: 77 °F
ENE 11kt
4ft
Monday
High: 81 °F
ENE 14kt
4ft
Monday Night
Low: 77 °F
ENE 10kt
4ft
Tuesday
High: 81 °F
ENE 14kt
4ft
Tuesday Night
Low: 77 °F
ENE 10kt
4ft
Wednesday
High: 81 °F
E 13kt
4ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:54 am EST Mar 7, 2026
Forecast Valid: 2am EST Mar 7, 2026-6pm EDT Mar 13, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

Saturday

ENE wind 13 to 15 kt. Showers likely, mainly before 11am. Seas around 5 ft.

Saturday Night

ENE wind around 11 kt. Showers likely, mainly after 5am. Seas around 4 ft.

Sunday

E wind 11 to 15 kt. Showers likely, with thunderstorms also possible after 11am. Seas around 4 ft.

Sunday Night

ENE wind around 11 kt. Scattered showers. Seas around 4 ft.

Monday

ENE wind 10 to 14 kt. Scattered showers. Seas around 4 ft.

Monday Night

ENE wind around 10 kt. Showers likely. Seas around 4 ft.

Tuesday

ENE wind 11 to 14 kt. Scattered showers. Seas around 4 ft.

Tuesday Night

ENE wind around 10 kt. Showers likely. Seas around 4 ft.

Wednesday

E wind around 13 kt. Scattered showers. Seas around 4 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.