Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Short Term Forecast

For More Weather Information:

Key West, FL Local Forecast Office

2NM ENE Blackwater Sound FL

Marine Point Forecast

[NOTICE]

Today
High: 92 °F
Light Wind
< 1ft
Tonight
Low: 83 °F
E 10kt
< 1ft
Saturday
High: 95 °F
Light Wind
< 1ft
Saturday Night
Low: 83 °F
ESE 10kt
< 1ft
Sunday
High: 95 °F
ESE 10kt
< 1ft
Sunday Night
Low: 83 °F
E 10kt
< 1ft
Monday
High: 93 °F
Light Wind
< 1ft
Monday Night
Low: 83 °F
ENE 10kt
< 1ft
Tuesday
High: 92 °F
E 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:15 am CDT Aug 28, 2026
Forecast Valid: 8am CDT Aug 28, 2026-6pm CDT Sep 3, 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 slight chance of showers and thunderstorms. Seas 1 ft or less.

Saturday

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

Saturday Night

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

Sunday

ESE wind 5 to 10 kt. Showers likely and possibly a thunderstorm. Seas 1 ft or less.

Sunday Night

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

Monday

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

Monday Night

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

Tuesday

E wind 5 to 10 kt. Showers and thunderstorms likely. 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.