Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

For More Weather Information:

Key West, FL Local Forecast Office

3NM N American Shoal Light FL

Marine Point Forecast

[NOTICE]

Today
High: 91 °F
Light Wind
1ft
Tonight
Low: 84 °F
NW 10kt
1ft
Wednesday
High: 90 °F
NNW 10kt
1ft
Wednesday Night
Low: 84 °F
WNW 10kt
< 1ft
Thursday
High: 90 °F
Light Wind
< 1ft
Thursday Night
Low: 83 °F
Light Wind
< 1ft
Friday
High: 90 °F
Light Wind
< 1ft
Friday Night
Low: 84 °F
Light Wind
1ft
Saturday
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 Aug 18, 2026
Forecast Valid: 6am CDT Aug 18, 2026-6pm CDT Aug 24, 2026

View Nearby Observations

Detailed Forecast

Today

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

Tonight

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

Wednesday

NNW wind 5 to 10 kt. Mostly sunny. Seas around 1 ft.

Wednesday Night

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

Thursday

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

Thursday Night

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

Friday

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

Friday Night

Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.

Saturday

Variable winds 5 kt or less. Sunny. 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.