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 >

For More Weather Information:

Key West, FL Local Forecast Office

Molasses Reef Light FL

Marine Point Forecast

[NOTICE]

Overnight
Low: 72 °F
NE 10kt
2ft
Wednesday
High: 78 °F
NNE 10kt⇓
1ft
Wednesday Night
Low: 65 °F
WNW 15kt
1-2ft
Thursday
High: 75 °F
N 15kt
1-2ft
Thursday Night
Low: 68 °F
N 10kt
1ft
Friday
High: 76 °F
E 10kt
1ft
Friday Night
Low: 72 °F
E 10kt
1-2ft
Saturday
High: 78 °F
E 10kt
1-2ft
Saturday Night
Low: 73 °F
ENE 10kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:15 pm CST Dec 9, 2025
Forecast Valid: 11pm CST Dec 9, 2025-6pm CST Dec 16, 2025

View Nearby Observations

Detailed Forecast

Overnight

NE wind around 10 kt. Isolated showers. Seas around 2 ft.

Wednesday

NNE wind 5 to 10 kt becoming variable and less than 5 kt in the morning. Isolated showers. Seas around 1 ft.

Wednesday Night

WNW wind 5 to 15 kt. Isolated showers. Seas 1 to 2 ft.

Thursday

N wind 10 to 15 kt. Mostly sunny. Seas 1 to 2 ft.

Thursday Night

N wind around 10 kt. Partly cloudy. Seas around 1 ft.

Friday

E wind around 10 kt. Sunny. Seas around 1 ft.

Friday Night

E wind around 10 kt. Isolated showers. Seas 1 to 2 ft.

Saturday

E wind around 10 kt. Isolated showers. Seas 1 to 2 ft.

Saturday Night

ENE wind around 10 kt. Scattered showers. 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.