Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

For More Weather Information:

Key West, FL Local Forecast Office

5NM SE Content Keys FL

Marine Point Forecast

[NOTICE]

Tonight
Low: 66 °F
NW 10kt
< 1ft
Tuesday
High: 71 °F
NNW 15kt
< 1ft
Tuesday Night
Low: 57 °F
N 15kt
< 1ft
Wednesday
High: 69 °F
N 15kt
< 1ft
Wednesday Night
Low: 58 °F
NNW 10kt
< 1ft
New Year's Day
High: 69 °F
N 10kt
< 1ft
Thursday Night
Low: 60 °F
Light Wind
< 1ft
Friday
High: 73 °F
Light Wind
< 1ft
Friday Night
Low: 63 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:15 pm CST Dec 29, 2025
Forecast Valid: 10pm CST Dec 29, 2025-6pm CST Jan 5, 2026

View Nearby Observations

Detailed Forecast

Tonight

NW wind 5 to 10 kt. Partly cloudy. Seas 1 ft or less.

Tuesday

NNW wind around 15 kt. A slight chance of showers. Seas 1 ft or less.

Tuesday Night

N wind 10 to 15 kt. Mostly clear. Seas 1 ft or less.

Wednesday

N wind 10 to 15 kt. Sunny. Seas 1 ft or less.

Wednesday Night

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

New Year's Day

N wind 5 to 10 kt. Sunny. Seas 1 ft or less.

Thursday Night

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

Friday

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

Friday Night

Variable winds 5 kt or less. Mostly clear. 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.