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Johnson Keys, FL - South End Marine Weather Forecast

Station VCAF1 - 8723970 - Vaca Key, FL

December 15, 2025 12:48 am EST
Location: 24.711N 81.107W
Wind Direction: N (10°)
Wind Speed: 7.0 knots
Wind Gust: 11.1 knots
Water Temperature: 75.2°F (24.0°C)


Overnight - 68°F
Dec 15, 2025
15 mph N
Slight Chance Rain Showers
A slight chance of rain showers. Mostly clear, with a low around 68. North wind around 15 mph.
Monday - 76°F
Dec 15, 2025
15 to 20 mph NE
Chance Showers And Thunderstorms
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 76. Northeast wind 15 to 20 mph. Chance of precipitation is 30%.
Monday Night - 69°F
Dec 15, 2025
20 mph NE
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Northeast wind around 20 mph. Chance of precipitation is 30%.
Tuesday - 75°F
Dec 16, 2025
20 mph NE
Slight Chance Rain Showers then Sunny
A slight chance of rain showers before 7am. Sunny, with a high near 75. Northeast wind around 20 mph. Chance of precipitation is 20%.
Tuesday Night - 70°F
Dec 16, 2025
10 to 20 mph NE
Mostly Clear
Mostly clear, with a low around 70. Northeast wind 10 to 20 mph.
Wednesday - 78°F
Dec 17, 2025
10 mph E
Mostly Sunny
Mostly sunny, with a high near 78.
Wednesday Night - 73°F
Dec 17, 2025
10 mph E
Partly Cloudy
Partly cloudy, with a low around 73.
Thursday - 79°F
Dec 18, 2025
10 mph E
Slight Chance Rain Showers
A slight chance of rain showers after 7am. Mostly sunny, with a high near 79.
Thursday Night - 73°F
Dec 18, 2025
5 to 10 mph E
Slight Chance Rain Showers
A slight chance of rain showers. Partly cloudy, with a low around 73.
Friday - 78°F
Dec 19, 2025
5 mph NE
Slight Chance Rain Showers then Mostly Sunny
A slight chance of rain showers before 7am. Mostly sunny, with a high near 78.
Friday Night - 73°F
Dec 19, 2025
5 to 10 mph NE
Partly Cloudy
Partly cloudy, with a low around 73.
Saturday - 79°F
Dec 20, 2025
10 mph NE
Sunny
Sunny, with a high near 79.
Saturday Night - 73°F
Dec 20, 2025
10 mph E
Partly Cloudy
Partly cloudy, with a low around 73.
Sunday - 79°F
Dec 21, 2025
10 mph E
Sunny
Sunny, with a high near 79.

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