Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

For More Weather Information:

Key West, FL Local Forecast Office

7NM NW Looe Key Light FL

Marine Point Forecast

[NOTICE]

Tonight
Low: 83 °F
SE 10kt
< 1ft
Saturday
High: 91 °F
Light Wind
< 1ft
Saturday Night
Low: 83 °F
SE 10kt
< 1ft
Sunday
High: 91 °F
Light Wind
< 1ft
Sunday Night
Low: 84 °F
ESE 10kt
< 1ft
Monday
High: 91 °F
ESE 10kt
< 1ft
Monday Night
Low: 83 °F
E 10kt
< 1ft
Tuesday
High: 93 °F
ESE 10kt
< 1ft
Tuesday Night
Low: 82 °F
E 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:15 pm CDT Aug 21, 2026
Forecast Valid: 10pm CDT Aug 21, 2026-6pm CDT Aug 28, 2026

View Nearby Observations

Detailed Forecast

Tonight

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

Saturday

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

Saturday Night

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

Sunday

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

Sunday Night

ESE wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.

Monday

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

Monday Night

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

Tuesday

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

Tuesday Night

E wind around 10 kt. A 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.