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Garden Key, FL - Dry Tortugas Marine Weather Forecast

Overnight - 83°F
Aug 18, 2026
5 to 10 mph E
Mostly Clear
Mostly clear, with a low around 83. East wind 5 to 10 mph.
Tuesday - 87°F
Aug 18, 2026
5 mph NE
Mostly Sunny
Mostly sunny, with a high near 87. Northeast wind around 5 mph.
Tuesday Night - 83°F
Aug 18, 2026
5 mph N
Partly Cloudy
Partly cloudy, with a low around 83. North wind around 5 mph.
Wednesday - 87°F
Aug 19, 2026
5 to 10 mph N
Mostly Sunny
Mostly sunny, with a high near 87. North wind 5 to 10 mph.
Wednesday Night - 83°F
Aug 19, 2026
5 to 10 mph NW
Partly Cloudy
Partly cloudy, with a low around 83. Northwest wind 5 to 10 mph.
Thursday - 88°F
Aug 20, 2026
5 mph NW
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
Thursday Night - 84°F
Aug 20, 2026
0 to 10 mph NE
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 84. Chance of precipitation is 20%.
Friday - 87°F
Aug 21, 2026
0 to 5 mph SW
Slight Chance Rain Showers then Mostly Sunny
A slight chance of rain showers before 8am. Mostly sunny, with a high near 87.
Friday Night - 83°F
Aug 21, 2026
5 mph E
Partly Cloudy
Partly cloudy, with a low around 83.
Saturday - 87°F
Aug 22, 2026
0 to 5 mph SW
Sunny
Sunny, with a high near 87.
Saturday Night - 83°F
Aug 22, 2026
5 mph NE
Mostly Clear
Mostly clear, with a low around 83.
Sunday - 88°F
Aug 23, 2026
0 to 5 mph W
Sunny
Sunny, with a high near 88.
Sunday Night - 84°F
Aug 23, 2026
5 mph NE
Mostly Clear
Mostly clear, with a low around 84.
Monday - 88°F
Aug 24, 2026
5 mph E
Sunny
Sunny, with a high near 88.

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