Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

4NM NW San Juan PR

Marine Point Forecast

[NOTICE]

Today
High: 83 °F
E 15kt
4ft
Tonight
Low: 82 °F
E 10kt
4ft
Thursday
High: 83 °F
E 13kt
3-4ft
Thursday Night
Low: 82 °F
E 9kt
3ft
Friday
High: 83 °F
E 14kt
3ft
Friday Night
Low: 82 °F
E 10kt
3-4ft
Saturday
High: 83 °F
E 14kt
3-4ft
Saturday Night
Low: 82 °F
E 10kt
4ft
Sunday
High: 83 °F
E 15kt
4ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:52 am EDT Mar 11, 2026
Forecast Valid: 11am EDT Mar 11, 2026-6pm EDT Mar 17, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Today

E wind 13 to 15 kt, with gusts as high as 21 kt. Scattered showers, mainly before 3pm. Seas around 4 ft.

Tonight

E wind 7 to 10 kt. Scattered showers, mainly after 3am. Seas around 4 ft.

Thursday

E wind 5 to 13 kt. Scattered showers, mainly after 3pm. Seas 3 to 4 ft.

Thursday Night

E wind 5 to 9 kt. Scattered showers, mainly between 9pm and midnight. Seas around 3 ft.

Friday

E wind 7 to 14 kt, with gusts as high as 20 kt. Isolated showers. Seas around 3 ft.

Friday Night

E wind around 10 kt. Mostly clear. Seas 3 to 4 ft.

Saturday

E wind 9 to 14 kt. Scattered showers after noon. Seas 3 to 4 ft.

Saturday Night

E wind around 10 kt. Partly cloudy. Seas around 4 ft.

Sunday

E wind 10 to 15 kt, with gusts as high as 21 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.