Snow Expected from the Ohio Valley into the Mid-Atlantic; Rain and Thunderstorms in the Southeast

A frontal system is expected to bring wintry precipitation to the Central Appalachians and portions of the Mid-Atlantic into Wednesday, meanwhile, showers and thunderstorms are expected along the Gulf Coast and Southeast. A series of Clipper systems will bring periods of snow to the Northern Plains and Great Lakes over the next several days. Read More >

For More Weather Information:

Key West, FL Local Forecast Office

5NM SE Content Keys FL

Marine Point Forecast

[NOTICE]

Tonight
Low: 54 °F
Light Wind
< 1ft
Wednesday
High: 67 °F
Light Wind
< 1ft
Wednesday Night
Low: 59 °F
Light Wind
< 1ft
Thursday
High: 69 °F
NW 15kt
< 1ft
Thursday Night
Low: 52 °F
NNW 15kt
1ft
Friday
High: 65 °F
NNW 10kt
< 1ft
Friday Night
Low: 56 °F
NW 10kt
< 1ft
Saturday
High: 68 °F
NNW 10kt
< 1ft
Saturday Night
Low: 58 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:15 pm CST Feb 3, 2026
Forecast Valid: 8pm CST Feb 3, 2026-6pm CST Feb 10, 2026

View Nearby Observations

Detailed Forecast

Tonight

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

Wednesday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Wednesday Night

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

Thursday

W wind 5 to 15 kt becoming NW in the afternoon. A chance of showers. Seas 1 ft or less.

Thursday Night

NNW wind 10 to 15 kt. Partly cloudy. Seas around 1 ft.

Friday

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

Friday Night

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

Saturday

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

Saturday 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.