Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

San Juan, PR Local Forecast Office

4NM NW San Juan PR

Marine Point Forecast

[NOTICE]

Tonight
Low: 82 °F
E 8kt
2ft
Monday
High: 83 °F
E 14kt
2ft
Monday Night
Low: 82 °F
ESE 10kt
2ft
Tuesday
High: 83 °F
E 16kt
2-3ft
Tuesday Night
Low: 82 °F
E 12kt
3ft
Wednesday
High: 83 °F
E 14kt
3ft
Wednesday Night
Low: 82 °F
ESE 10kt
3ft
Thursday
High: 83 °F
E 15kt
3ft
Thursday Night
Low: 82 °F
E 11kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:53 pm EDT Jul 13, 2025
Forecast Valid: 10pm EDT Jul 13, 2025-6pm EDT Jul 20, 2025

View Nearby Observations

Detailed Forecast

Tonight

E wind 6 to 8 kt. Scattered showers, mainly before midnight. Seas around 2 ft.

Monday

E wind 8 to 14 kt, with gusts as high as 20 kt. Scattered showers, mainly after 9am. Seas around 2 ft.

Monday Night

ESE wind 7 to 10 kt. Isolated showers after 3am. Seas around 2 ft.

Tuesday

E wind 7 to 16 kt, with gusts as high as 22 kt. Scattered showers after noon. Seas 2 to 3 ft.

Tuesday Night

E wind 9 to 12 kt. Isolated showers. Seas around 3 ft.

Wednesday

E wind 10 to 14 kt. Showers likely, with thunderstorms also possible after noon. Seas around 3 ft.

Wednesday Night

ESE wind 7 to 10 kt. Partly cloudy. Seas around 3 ft.

Thursday

E wind 9 to 15 kt. Mostly sunny. Seas around 3 ft.

Thursday Night

E wind 8 to 11 kt. Clear. Seas around 3 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.