Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

Hazardous Weather Conditions

Short Term Forecast

For More Weather Information:

Key West, FL Local Forecast Office

3NM N American Shoal Light FL

Marine Point Forecast

[NOTICE]

Today
High: 90 °F
Light Wind
1ft
Tonight
Low: 84 °F
ESE 10kt
1ft
Saturday
High: 90 °F
SE 10kt
1ft
Saturday Night
Low: 84 °F
SE 10kt
1ft
Sunday
High: 90 °F
Light Wind
1ft
Sunday Night
Low: 83 °F
Light Wind
1ft
Labor Day
High: 90 °F
Light Wind
< 1ft
Monday Night
Low: 84 °F
Light Wind
< 1ft
Tuesday
High: 90 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:15 am CDT Sep 4, 2026
Forecast Valid: 5am CDT Sep 4, 2026-6pm CDT Sep 10, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 7am. Seas around 1 ft.

Tonight

ESE wind around 10 kt. A chance of showers and thunderstorms. Seas around 1 ft.

Saturday

SE wind 5 to 10 kt becoming E in the afternoon. A chance of showers and thunderstorms. Seas around 1 ft.

Saturday Night

SE wind 5 to 10 kt. A chance of showers and thunderstorms. Seas around 1 ft.

Sunday

Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas around 1 ft.

Sunday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas around 1 ft.

Labor Day

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

Monday Night

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

Tuesday

Variable winds 5 kt or less. A slight chance of showers and thunderstorms. 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.