Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

For More Weather Information:

Key West, FL Local Forecast Office

3NM N American Shoal Light FL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 88 °F
Light Wind
1ft
Tonight
Low: 81 °F
SE 15kt
1-2ft
Tuesday
High: 88 °F
S 15kt
1ft
Tuesday Night
Low: 81 °F
S 10kt
1ft
Wednesday
High: 88 °F
S 10kt
1ft
Wednesday Night
Low: 81 °F
Light Wind
1ft
Thursday
High: 88 °F
Light Wind
1ft
Thursday Night
Low: 82 °F
Light Wind
1ft
Friday
High: 88 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:15 pm CDT Sep 21, 2026
Forecast Valid: 5pm CDT Sep 21, 2026-6pm CDT Sep 28, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

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

Tonight

SE wind 5 to 15 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Seas 1 to 2 ft.

Tuesday

S wind 5 to 15 kt. Showers likely and possibly a thunderstorm. Seas around 1 ft.

Tuesday Night

S wind 5 to 10 kt. Showers likely and possibly a thunderstorm. Seas around 1 ft.

Wednesday

S wind 5 to 10 kt. Showers and possibly a thunderstorm. Seas around 1 ft.

Wednesday Night

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Seas around 1 ft.

Thursday

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Seas around 1 ft.

Thursday Night

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

Friday

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.