National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

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Key West, FL Local Forecast Office

Key West Harbor FL

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:SW wind around 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

      High: 89 °F

      SW 10kt
      < 1ft

    • Tonight

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

      Low: 83 °F

      WSW 10kt
      < 1ft

    • Sunday

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

      High: 90 °F

      Light Wind
      < 1ft

    • Sunday Night

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

      Low: 82 °F

      Light Wind
      < 1ft

    • Monday

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

      High: 90 °F

      Light Wind
      < 1ft

    • Monday Night

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

      Low: 83 °F

      E 10kt
      < 1ft

    • Tuesday

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

      High: 89 °F

      Light Wind
      < 1ft

    • Tuesday Night

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

      Low: 82 °F

      Light Wind
      < 1ft

    • Wednesday

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

      High: 89 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:15 pm CDT Jul 5, 2025
Forecast Valid: 12pm CDT Jul 5, 2025-6pm CDT Jul 11, 2025

View Nearby Observations

Detailed Forecast


This Afternoon
SW wind around 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Tonight
WSW wind 5 to 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Sunday
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Sunday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Monday
Variable winds 5 kt or less. A slight 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
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 24.58°N 81.79°W
Last Update: 12:15 pm CDT Jul 5, 2025
Forecast Valid: 12pm CDT Jul 5, 2025-6pm CDT Jul 11, 2025
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