Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Hazardous Weather Conditions

Small Craft Advisory until March 18, 06:00 PM EDT

For More Weather Information:

San Juan, PR Local Forecast Office

6NM SE Ponce PR

Marine Point Forecast

[NOTICE]

Overnight
Low: 79 °F
E 14kt
3ft

Small Craft Advisory
Tuesday
High: 81 °F
ESE 17kt
3ft

Small Craft Advisory
Tuesday Night
Low: 79 °F
ENE 11kt
3ft

Small Craft Advisory
Wednesday
High: 81 °F
ESE 17kt
3ft

Small Craft Advisory
Wednesday Night
Low: 79 °F
ENE 11kt
2-3ft
Thursday
High: 81 °F
ESE 12kt
2ft
Thursday Night
Low: 79 °F
E 9kt
2ft
Friday
High: 81 °F
SE 9kt
1-2ft
Friday Night
Low: 79 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:28 pm EDT Mar 16, 2026
Forecast Valid: 11pm EDT Mar 16, 2026-6pm EDT Mar 23, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON...

Overnight

E wind 11 to 14 kt. Clear. Seas around 3 ft.

Tuesday

ESE wind 13 to 17 kt, with gusts as high as 23 kt. Isolated showers before noon, then isolated showers after 3pm. Seas around 3 ft.

Tuesday Night

ENE wind around 11 kt. Scattered showers, mainly after 3am. Seas around 3 ft.

Wednesday

ESE wind 9 to 17 kt, with gusts as high as 23 kt. Isolated showers before 9am. Seas around 3 ft.

Wednesday Night

ENE wind 7 to 11 kt. Mostly clear. Seas 2 to 3 ft.

Thursday

ESE wind 8 to 12 kt. Scattered showers, mainly before noon. Seas around 2 ft.

Thursday Night

E wind 6 to 9 kt. Partly cloudy. Seas around 2 ft.

Friday

E wind 5 to 9 kt becoming SE in the afternoon. Scattered showers. Seas 1 to 2 ft.

Friday Night

Variable winds 5 kt or less. Scattered showers. Seas around 1 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.