Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from March 16, 06:00 AM EDT 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]

Tonight
Low: 79 °F
E 13kt
2ft
Monday
High: 80 °F
E 19kt
3ft

Small Craft Advisory
Monday Night
Low: 79 °F
ENE 12kt
3ft

Small Craft Advisory
Tuesday
High: 80 °F
ESE 17kt
3ft

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

Small Craft Advisory
Wednesday
High: 80 °F
ESE 17kt
2-3ft

Small Craft Advisory
Wednesday Night
Low: 79 °F
ENE 10kt
2-3ft
Thursday
High: 80 °F
ESE 13kt
2ft
Thursday Night
Low: 79 °F
E 8kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:09 pm EDT Mar 15, 2026
Forecast Valid: 10pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH

Tonight

E wind 11 to 13 kt. Mostly clear. Seas around 2 ft.

Monday

E wind 15 to 19 kt, with gusts as high as 25 kt. Isolated showers before 3pm. Seas around 3 ft.

Monday Night

ENE wind 9 to 12 kt. Mostly clear. Seas around 3 ft.

Tuesday

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

Tuesday Night

ENE wind 8 to 11 kt. Isolated showers. Seas around 3 ft.

Wednesday

ESE wind 11 to 17 kt, with gusts as high as 23 kt. Isolated showers. Seas 2 to 3 ft.

Wednesday Night

ENE wind 8 to 10 kt. Partly cloudy. Seas 2 to 3 ft.

Thursday

ESE wind 7 to 13 kt. Scattered showers. Seas around 2 ft.

Thursday Night

E wind 6 to 8 kt. Partly cloudy. Seas around 2 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.