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Totten Key, FL - West Side, Biscayne Bay Marine Weather Forecast

Today - 91°F
Jul 25, 2026
2 to 7 mph SE
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Heat index values as high as 105. Southeast wind 2 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Tonight - 78°F
Jul 25, 2026
1 to 5 mph SW
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Southwest wind 1 to 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Sunday - 91°F
Jul 26, 2026
2 to 7 mph SW
Mostly Sunny then Showers And Thunderstorms Likely
Showers and thunderstorms likely after noon. Mostly sunny, with a high near 91. Heat index values as high as 105. Southwest wind 2 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night - 77°F
Jul 26, 2026
6 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Southwest wind around 6 mph. Chance of precipitation is 60%.
Monday - 91°F
Jul 27, 2026
3 to 8 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 5pm, then showers and thunderstorms likely. Partly sunny, with a high near 91. Southwest wind 3 to 8 mph. Chance of precipitation is 70%.
Monday Night - 78°F
Jul 27, 2026
3 to 7 mph SW
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Southwest wind 3 to 7 mph. Chance of precipitation is 70%.
Tuesday - 91°F
Jul 28, 2026
5 to 12 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Partly sunny, with a high near 91. Southwest wind 5 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Tuesday Night - 79°F
Jul 28, 2026
5 to 10 mph SW
Showers And Thunderstorms Likely then Partly Cloudy
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 79. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Wednesday - 92°F
Jul 29, 2026
7 to 13 mph SW
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 92. Southwest wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday Night - 79°F
Jul 29, 2026
5 to 12 mph SW
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79. Chance of precipitation is 30%.
Thursday - 93°F
Jul 30, 2026
6 to 12 mph SW
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Thursday Night - 79°F
Jul 30, 2026
2 to 9 mph SW
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79. Chance of precipitation is 30%.
Friday - 93°F
Jul 31, 2026
2 to 9 mph SW
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Friday Night - 79°F
Jul 31, 2026
2 to 7 mph SW
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79.

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