Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

San Juan, PR Local Forecast Office

2NM WSW Charlotte Amalie VI

Marine Point Forecast

[NOTICE]

Wednesday
High: 83 °F
E 19kt
2-3ft
Wednesday Night
Low: 82 °F
E 19kt
3ft
Thursday
High: 83 °F
E 17kt
3ft
Thursday Night
Low: 82 °F
E 16kt
3ft
Friday
High: 83 °F
E 16kt
3-4ft
Friday Night
Low: 82 °F
E 19kt
3-4ft
Saturday
High: 83 °F
E 19kt
4ft
Saturday Night
Low: 82 °F
E 18kt
3-4ft
Sunday
High: 83 °F
E 18kt
3-4ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:37 pm EST Dec 9, 2025
Forecast Valid: 2am EST Dec 10, 2025-6pm EST Dec 16, 2025

View Nearby Observations

Detailed Forecast

Wednesday

E wind 16 to 19 kt, with gusts as high as 26 kt. Showers likely, mainly between 11am and 5pm. Seas 2 to 3 ft.

Wednesday Night

E wind 16 to 19 kt, with gusts as high as 26 kt. Scattered showers, mainly after 11pm. Seas around 3 ft.

Thursday

E wind 15 to 17 kt, with gusts as high as 23 kt. Scattered showers, mainly before 8am. Seas around 3 ft.

Thursday Night

E wind around 16 kt, with gusts as high as 22 kt. Isolated showers before 11pm. Seas around 3 ft.

Friday

E wind around 16 kt, with gusts as high as 22 kt. Isolated showers. Seas 3 to 4 ft.

Friday Night

E wind 15 to 19 kt, with gusts as high as 25 kt. Scattered showers. Seas 3 to 4 ft.

Saturday

E wind around 19 kt, with gusts as high as 26 kt. Scattered showers before 11am. Seas around 4 ft.

Saturday Night

E wind around 18 kt, with gusts as high as 25 kt. Scattered showers. Seas 3 to 4 ft.

Sunday

E wind around 18 kt, with gusts as high as 24 kt. Scattered showers. Seas 3 to 4 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.