Thunderstorms Over the Southeast U.S. and Northern Rockies; Critical Fire Weather Conditions in the Plains

Isolated severe thunderstorms and showers will bring a flash flood threat across the Southeast. Scattered severe wind gusts are expected across the northern Rockies into the Plains. Elevated to Critical fire weather conditions are expected across the north/central Plains and Upper Midwest. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

San Juan, PR Local Forecast Office

4NM NE San Juan PR

Marine Point Forecast

[NOTICE]

This Afternoon
High: 86 °F
E 14kt
< 1ft
Tonight
Low: 79 °F
E 11kt
< 1ft
Monday
High: 84 °F
E 15kt
< 1ft
Monday Night
Low: 77 °F
E 12kt
< 1ft
Tuesday
High: 83 °F
E 14kt
< 1ft
Tuesday Night
Low: 78 °F
E 12kt
< 1ft
Wednesday
High: 84 °F
E 14kt
< 1ft
Wednesday Night
Low: 78 °F
E 11kt
< 1ft
Thursday
High: 87 °F
E 12kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:11 am EDT May 11, 2025
Forecast Valid: 3pm EDT May 11, 2025-6pm EDT May 17, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

E wind around 14 kt. Scattered showers and thunderstorms. Seas 1 ft or less.

Tonight

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

Monday

E wind 11 to 15 kt. Scattered showers, mainly between noon and 3pm. Seas 1 ft or less.

Monday Night

E wind around 12 kt. Scattered showers, mainly between 9pm and midnight. Seas 1 ft or less.

Tuesday

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

Tuesday Night

E wind 9 to 12 kt. Clear. Seas 1 ft or less.

Wednesday

E wind 11 to 14 kt. Showers likely after noon. Seas 1 ft or less.

Wednesday Night

E wind 9 to 11 kt. Mostly clear. Seas 1 ft or less.

Thursday

E wind 9 to 12 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.