Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

27NM S San Juan PR

Marine Point Forecast

[NOTICE]

Tonight
Low: 80 °F
ENE 10kt
3ft
Sunday
High: 83 °F
E 14kt
3ft
Sunday Night
Low: 80 °F
ENE 11kt
3-4ft
Monday
High: 83 °F
E 11kt
3ft
Monday Night
Low: 80 °F
ENE 9kt
3ft
Tuesday
High: 83 °F
E 8kt
3ft
Tuesday Night
Low: 80 °F
ENE 6kt
2-3ft
Wednesday
High: 83 °F
E 7kt
2ft
Wednesday Night
Low: 80 °F
ENE 6kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:29 pm EST Jan 24, 2026
Forecast Valid: 6pm EST Jan 24, 2026-6pm EST Jan 31, 2026

View Nearby Observations

Detailed Forecast

Tonight

ENE wind 8 to 10 kt. Showers likely, mainly between 8pm and 2am. Seas around 3 ft.

Sunday

E wind 9 to 14 kt. Scattered showers, mainly before 8am. Seas around 3 ft.

Sunday Night

ENE wind 9 to 11 kt. Isolated showers after 11pm. Seas 3 to 4 ft.

Monday

E wind 7 to 11 kt. Scattered showers, mainly before 11am. Seas around 3 ft.

Monday Night

ENE wind 7 to 9 kt. Scattered showers. Seas around 3 ft.

Tuesday

E wind around 8 kt. Scattered showers, mainly before 11am. Seas around 3 ft.

Tuesday Night

ENE wind around 6 kt. Partly cloudy. Seas 2 to 3 ft.

Wednesday

E wind around 7 kt. Scattered showers. Seas around 2 ft.

Wednesday Night

ENE wind around 6 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.