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 NE San Juan PR

Marine Point Forecast

[NOTICE]

This Afternoon
High: 82 °F
E 14kt
< 1ft
Tonight
Low: 76 °F
E 10kt
< 1ft
Thursday
High: 82 °F
E 12kt
< 1ft
Thursday Night
Low: 75 °F
E 9kt
< 1ft
Friday
High: 81 °F
E 14kt
< 1ft
Friday Night
Low: 75 °F
E 11kt
< 1ft
Saturday
High: 83 °F
E 14kt
< 1ft
Saturday Night
Low: 75 °F
E 11kt
< 1ft
Sunday
High: 83 °F
E 15kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:31 pm EDT Mar 11, 2026
Forecast Valid: 2pm EDT Mar 11, 2026-6pm EDT Mar 17, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT SHOULD EXERCISE CAUTION...

This Afternoon

E wind around 14 kt, with gusts as high as 20 kt. Scattered showers. Seas 1 ft or less.

Tonight

E wind 8 to 10 kt. Scattered showers. Seas 1 ft or less.

Thursday

E wind 6 to 12 kt. Showers likely, mainly before noon. Seas 1 ft or less.

Thursday Night

E wind 6 to 9 kt. Scattered showers, mainly between 9pm and midnight. Seas 1 ft or less.

Friday

E wind 8 to 14 kt. Scattered showers, mainly before noon. Seas 1 ft or less.

Friday Night

E wind around 11 kt. Mostly clear. Seas 1 ft or less.

Saturday

E wind 10 to 14 kt. Scattered showers after noon. Seas 1 ft or less.

Saturday Night

E wind around 11 kt. Scattered showers. Seas 1 ft or less.

Sunday

E wind 11 to 15 kt. Scattered showers. Seas 1 ft or less.

*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.