Heavy Mountain Snow in the Northwest U.S.; Wintry Mix in the Northeast U.S.

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. overnight into Wednesday. Read More >

For More Weather Information:

Key West, FL Local Forecast Office

7NM NW Looe Key Light FL

Marine Point Forecast

[NOTICE]

Overnight
Low: 69 °F
Light Wind
< 1ft
Wednesday
High: 77 °F
Light Wind
< 1ft
Wednesday Night
Low: 69 °F
Light Wind
< 1ft
Thursday
High: 78 °F
E 10kt
< 1ft
Thursday Night
Low: 72 °F
E 10kt
< 1ft
Friday
High: 78 °F
E 10kt
< 1ft
Friday Night
Low: 72 °F
E 10kt
< 1ft
Saturday
High: 78 °F
E 10kt
< 1ft
Saturday Night
Low: 71 °F
E 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:15 pm CST Jan 6, 2026
Forecast Valid: 12am CST Jan 7, 2026-6pm CST Jan 13, 2026

View Nearby Observations

Detailed Forecast

Overnight

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Wednesday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. A slight chance of showers. Seas 1 ft or less.

Thursday

E wind 5 to 10 kt. A slight chance of showers. Seas 1 ft or less.

Thursday Night

E wind around 10 kt. Mostly clear. Seas 1 ft or less.

Friday

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

Friday Night

E wind around 10 kt. A slight chance of showers. Seas 1 ft or less.

Saturday

E wind around 10 kt. A slight chance of showers. Seas 1 ft or less.

Saturday Night

E wind 5 to 10 kt. A slight chance of showers. Seas 1 ft or less.

*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.