Potent Storm to Impact Most of the Country This Week

Multitude of significant hazards are in the forecast this week across the country. Severe thunderstorms are expected for the eastern third of the country through mid-week. Record warmth expected across the Deep South and Southeast. Excessive rainfall potential increases for the Ohio and Mississippi Valley. Winter storm for the Sierra Nevada and Intermountain West, spreading to Northern Plains. Read More >

Hazardous Weather Conditions

For More Weather Information:

San Juan, PR Local Forecast Office

58NM N Hatillo PR

Marine Point Forecast

[NOTICE]

This Afternoon
High: 83 °F
E 20kt
9ft

Small Craft Advisory
Tonight
Low: 82 °F
E 20kt
8ft

Small Craft Advisory
Tuesday
High: 83 °F
E 18kt
7-8ft

Small Craft Advisory
Tuesday Night
Low: 82 °F
E 19kt
7ft

Small Craft Advisory
Wednesday
High: 83 °F
E 20kt
7ft

Small Craft Advisory
Wednesday Night
Low: 82 °F
E 22kt
7-8ft

Small Craft Advisory
Thursday
High: 83 °F
E 25kt
9ft

Small Craft Advisory
Thursday Night
Low: 82 °F
ENE 22kt
9ft

Small Craft Advisory
Friday
High: 83 °F
ENE 22kt
9-10ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:09 am EDT Mar 31, 2025
Forecast Valid: 2pm EDT Mar 31, 2025-6pm EDT Apr 6, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING...

This Afternoon

E wind around 20 kt, with gusts as high as 27 kt. Sunny. Seas around 9 ft.

Tonight

E wind around 20 kt, with gusts as high as 27 kt. Isolated showers before 9pm, then isolated showers after 3am. Seas around 8 ft.

Tuesday

E wind around 18 kt, with gusts as high as 24 kt. Isolated showers before noon, then isolated showers after 3pm. Seas 7 to 8 ft.

Tuesday Night

E wind around 19 kt, with gusts as high as 26 kt. Scattered showers after 9pm. Seas around 7 ft.

Wednesday

E wind around 20 kt, with gusts as high as 27 kt. Isolated showers. Seas around 7 ft.

Wednesday Night

E wind 19 to 22 kt, with gusts as high as 30 kt. Isolated showers. Seas 7 to 8 ft.

Thursday

E wind 22 to 25 kt, with gusts as high as 33 kt. Scattered showers before noon. Seas around 9 ft.

Thursday Night

ENE wind 20 to 22 kt, with gusts as high as 30 kt. Partly cloudy. Seas around 9 ft.

Friday

ENE wind around 22 kt, with gusts as high as 30 kt. Mostly sunny. Seas 9 to 10 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.