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

9NM SSE Fajardo PR

Marine Point Forecast

[NOTICE]

Wednesday
High: 83 °F
E 16kt
2ft
Wednesday Night
Low: 82 °F
E 14kt
3ft
Thursday
High: 83 °F
ESE 16kt
3ft
Thursday Night
Low: 82 °F
E 12kt
3ft
Friday
High: 83 °F
E 13kt
3ft
Friday Night
Low: 82 °F
E 13kt
3ft
Saturday
High: 83 °F
E 17kt
3ft
Saturday Night
Low: 82 °F
E 13kt
3ft
Sunday
High: 83 °F
E 12kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:34 am EST Dec 10, 2025
Forecast Valid: 3am EST Dec 10, 2025-6pm EST Dec 16, 2025

View Nearby Observations

Detailed Forecast

Wednesday

E wind 7 to 16 kt. Showers likely, mainly after 8am. Seas around 2 ft.

Wednesday Night

E wind 11 to 14 kt. Showers likely, mainly before 8pm. Seas around 3 ft.

Thursday

ESE wind 10 to 16 kt. Scattered showers, mainly before 2pm. Seas around 3 ft.

Thursday Night

E wind 9 to 12 kt. Scattered showers, mainly before 11pm. Seas around 3 ft.

Friday

E wind 9 to 13 kt. Isolated showers. Seas around 3 ft.

Friday Night

E wind 10 to 13 kt. Scattered showers. Seas around 3 ft.

Saturday

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

Saturday Night

E wind 11 to 13 kt. Scattered showers. Seas around 3 ft.

Sunday

E wind around 12 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.