Your Ultimate Boating Resource

HomeForecastsFlorida ForecastsKey Largo, FL - South Sound, Key Largo Marine Weather

Key Largo, FL - South Sound, Key Largo Marine Weather Forecast

Station BWSF1 - Blackwater Sound, FL

December 25, 2025 5:00 pm EST
Location: 25.178N 80.438W
Water Temperature: 75.7°F (24.3°C)
Tide: -0.55 ft


Tonight - 67°F
Dec 25, 2025
5 to 10 mph N
Isolated Rain Showers
Isolated rain showers. Mostly clear, with a low around 67. North wind 5 to 10 mph.
Friday - 77°F
Dec 26, 2025
5 to 10 mph N
Isolated Rain Showers then Sunny
Isolated rain showers before 7am. Sunny, with a high near 77. North wind 5 to 10 mph.
Friday Night - 66°F
Dec 26, 2025
5 mph NE
Mostly Clear
Mostly clear, with a low around 66. Northeast wind around 5 mph.
Saturday - 77°F
Dec 27, 2025
0 to 5 mph N
Sunny
Sunny, with a high near 77. North wind 0 to 5 mph.
Saturday Night - 66°F
Dec 27, 2025
0 mph
Mostly Clear
Mostly clear, with a low around 66. Northwest wind around 0 mph.
Sunday - 77°F
Dec 28, 2025
0 to 5 mph NE
Sunny
Sunny, with a high near 77.
Sunday Night - 68°F
Dec 28, 2025
0 to 5 mph E
Mostly Clear
Mostly clear, with a low around 68.
Monday - 78°F
Dec 29, 2025
0 to 5 mph NW
Sunny
Sunny, with a high near 78.
Monday Night - 66°F
Dec 29, 2025
5 mph W
Mostly Clear
Mostly clear, with a low around 66.
Tuesday - 75°F
Dec 30, 2025
5 to 15 mph W
Isolated Rain Showers
Isolated rain showers after 7am. Sunny, with a high near 75.
Tuesday Night - 58°F
Dec 30, 2025
15 mph NW
Isolated Rain Showers
Isolated rain showers. Mostly clear, with a low around 58. Chance of precipitation is 20%.
Wednesday - 72°F
Dec 31, 2025
15 mph N
Isolated Rain Showers
Isolated rain showers. Mostly sunny, with a high near 72. Chance of precipitation is 20%.
Wednesday Night - 60°F
Dec 31, 2025
15 mph N
Isolated Rain Showers then Mostly Clear
Isolated rain showers before 7pm. Mostly clear, with a low around 60.
New Year's Day - 72°F
Jan 01, 2026
10 to 15 mph N
Sunny
Sunny, with a high near 72.

Don't Miss