Threats of Heavy Rainfall, Severe Thunderstorms and Dangerous Heat

Several complexes of thunderstorms, some severe with heavy rainfall, will impact areas from the northern Plains, Great Lakes, Ohio Valley to the mid-Atlantic. This threat will shift toward the Carolinas on Friday. Heavy rainfall, remnants of Edouard, continues for portions of eastern Texas through today. In-between these systems, a dome of high pressure and heat for central and eastern states. Read More >

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
E 10kt
< 1ft
Friday
High: 90 °F
Light Wind
1ft
Friday Night
Low: 84 °F
E 10kt
1ft
Saturday
High: 90 °F
SE 10kt
1ft
Saturday Night
Low: 83 °F
SE 10kt
1ft
Sunday
High: 90 °F
Light Wind
1ft
Sunday Night
Low: 84 °F
Light Wind
1ft
Labor Day
High: 90 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:15 am CDT Sep 3, 2026
Forecast Valid: 7am CDT Sep 3, 2026-6pm CDT Sep 9, 2026

View Nearby Observations

Detailed Forecast

Today

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

Tonight

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

Friday

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

Friday Night

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

Saturday

SE wind 5 to 10 kt. 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 slight 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 around 1 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.