Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through the day. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from February 2, 05:00 PM EST until February 5, 01:00 AM EST

For More Weather Information:

San Juan, PR Local Forecast Office

2NM WSW Charlotte Amalie VI

Marine Point Forecast

[NOTICE]

Tonight
Low: 80 °F
⇑N 22kt
6-7ft
Tuesday
High: 81 °F
NNE 24kt
8-10ft
Tuesday Night
Low: 80 °F
ENE 23kt
10-11ft
Wednesday
High: 81 °F
E 20kt
5-6ft
Wednesday Night
Low: 80 °F
ESE 14kt
3-4ft
Thursday
High: 81 °F
SSE 12kt
2-3ft
Thursday Night
Low: 80 °F
SSE 11kt
2ft
Friday
High: 81 °F
SSW 10kt
2ft
Friday Night
Low: 80 °F
Light Wind
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:40 pm EST Feb 2, 2026
Forecast Valid: 7pm EST Feb 2, 2026-6pm EST Feb 9, 2026

View Nearby Observations

Detailed Forecast

Tonight

N wind 9 to 14 kt increasing to 17 to 22 kt after midnight. Winds could gust as high as 30 kt. Showers and possibly a thunderstorm, mainly before 2am, then scattered showers and thunderstorms after 2am. Seas 6 to 7 ft.

Tuesday

NNE wind around 24 kt, with gusts as high as 32 kt. Showers likely and possibly a thunderstorm. Seas 8 to 10 ft.

Tuesday Night

ENE wind 19 to 23 kt, with gusts as high as 31 kt. Showers likely and possibly a thunderstorm. Seas 10 to 11 ft.

Wednesday

E wind 10 to 20 kt, with gusts as high as 28 kt. Showers likely and possibly a thunderstorm. Seas 5 to 6 ft.

Wednesday Night

ESE wind 11 to 14 kt, with gusts as high as 20 kt. Showers likely and possibly a thunderstorm. Seas 3 to 4 ft.

Thursday

SSE wind around 12 kt. Scattered showers and thunderstorms. Seas 2 to 3 ft.

Thursday Night

SSE wind around 11 kt. Partly cloudy. Seas around 2 ft.

Friday

SSW wind 6 to 10 kt. Scattered showers. Seas around 2 ft.

Friday Night

Variable winds 5 kt or less. Scattered showers. Seas around 2 ft.

Winds and seas higher in and near thunderstorms.

*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.