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Key West, FL Local Forecast Office

3NM SSW Alligator Reef Light FL

Marine Point Forecast

[NOTICE]
    • Tuesday

      Tuesday:Variable winds 5 kt or less. Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 7am.   Seas around 1 ft.

      High: 86 °F

      Light Wind
      1ft

    • Tuesday Night

      Tuesday Night:SE wind 5 to 10 kt increasing to 10 to 15 kt after midnight. Showers likely and possibly a thunderstorm.   Seas 1 to 3 ft.

      Low: 81 °F

      ⇑SE 15kt
      1-3ft

    • Wednesday

      Wednesday:SE wind 10 to 15 kt. Showers likely and possibly a thunderstorm.   Seas 2 to 3 ft.

      High: 86 °F

      SE 15kt
      2-3ft

    • Wednesday Night

      Wednesday Night:ESE wind around 15 kt. Scattered showers and thunderstorms.   Seas around 3 ft.

      Low: 82 °F

      ESE 15kt
      3ft

    • Thursday

      Thursday:ESE wind around 15 kt. Scattered showers and thunderstorms.   Seas 3 to 4 ft.

      High: 87 °F

      ESE 15kt
      3-4ft

    • Thursday Night

      Thursday Night:ESE wind around 15 kt. Isolated showers and thunderstorms.   Seas around 4 ft.

      Low: 82 °F

      ESE 15kt
      4ft

    • Friday

      Friday:E wind around 15 kt. Scattered showers and thunderstorms.   Seas around 4 ft.

      High: 87 °F

      E 15kt
      4ft

    • Friday Night

      Friday Night:E wind 10 to 15 kt. Isolated showers and thunderstorms.   Seas around 3 ft.

      Low: 83 °F

      E 15kt
      3ft

    • Saturday

      Saturday:E wind 10 to 15 kt. Isolated showers and thunderstorms.   Seas 2 to 3 ft.

      High: 87 °F

      E 15kt
      2-3ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:15 am CDT Jul 15, 2025
Forecast Valid: 3am CDT Jul 15, 2025-6pm CDT Jul 21, 2025

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Detailed Forecast


Tuesday
Variable winds 5 kt or less. Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 7am. Seas around 1 ft.
Tuesday Night
SE wind 5 to 10 kt increasing to 10 to 15 kt after midnight. Showers likely and possibly a thunderstorm. Seas 1 to 3 ft.
Wednesday
SE wind 10 to 15 kt. Showers likely and possibly a thunderstorm. Seas 2 to 3 ft.
Wednesday Night
ESE wind around 15 kt. Scattered showers and thunderstorms. Seas around 3 ft.
Thursday
ESE wind around 15 kt. Scattered showers and thunderstorms. Seas 3 to 4 ft.
Thursday Night
ESE wind around 15 kt. Isolated showers and thunderstorms. Seas around 4 ft.
Friday
E wind around 15 kt. Scattered showers and thunderstorms. Seas around 4 ft.
Friday Night
E wind 10 to 15 kt. Isolated showers and thunderstorms. Seas around 3 ft.
Saturday
E wind 10 to 15 kt. Isolated showers and thunderstorms. Seas 2 to 3 ft.

*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: 24.79°N 80.66°W
Last Update: 3:15 am CDT Jul 15, 2025
Forecast Valid: 3am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
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