Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. 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. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from March 15, 06:00 PM EDT until March 18, 06:00 PM EDT

For More Weather Information:

San Juan, PR Local Forecast Office

31NM ENE Charlotte Amalie VI

Marine Point Forecast

[NOTICE]

Tonight
Low: 79 °F
E 23kt
5ft

Small Craft Advisory
Monday
High: 80 °F
E 22kt
5ft

Small Craft Advisory
Monday Night
Low: 79 °F
E 22kt
5ft

Small Craft Advisory
Tuesday
High: 80 °F
E 21kt
5ft

Small Craft Advisory
Tuesday Night
Low: 79 °F
E 20kt
5ft

Small Craft Advisory
Wednesday
High: 80 °F
E 17kt
4ft

Small Craft Advisory
Wednesday Night
Low: 79 °F
E 16kt
4ft
Thursday
High: 80 °F
ESE 17kt
3-4ft
Thursday Night
Low: 79 °F
E 13kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:51 pm EDT Mar 15, 2026
Forecast Valid: 7pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026

View Nearby Observations

Detailed Forecast

Tonight

E wind 21 to 23 kt, with gusts as high as 31 kt. Scattered showers, mainly after 3am. Seas around 5 ft.

Monday

E wind 20 to 22 kt, with gusts as high as 30 kt. Isolated showers before noon. Seas around 5 ft.

Monday Night

E wind around 22 kt, with gusts as high as 30 kt. Isolated showers. Seas around 5 ft.

Tuesday

E wind 18 to 21 kt, with gusts as high as 28 kt. Isolated showers. Seas around 5 ft.

Tuesday Night

E wind around 20 kt, with gusts as high as 27 kt. Isolated showers. Seas around 5 ft.

Wednesday

E wind 14 to 17 kt, with gusts as high as 23 kt. Scattered showers. Seas around 4 ft.

Wednesday Night

E wind around 16 kt. Scattered showers. Seas around 4 ft.

Thursday

ESE wind 14 to 17 kt, with gusts as high as 23 kt. Scattered showers. Seas 3 to 4 ft.

Thursday Night

E wind around 13 kt. Scattered showers. 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.