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      Rip Current Statement
      until 8:00 PM EDT
      +2 more alerts
      Elev 10 ft, 25.696 °N 80.168 °W

      Key Biscayne, FL

      Key Biscayne Station76°
      Updated: 10:38 PM EDT on October 21, 2026 (GMT -4)
      6 minutes ago
      84°
      70°
      76
      Feels Like 77
      Fair
      N
      5
      Lower temperature is expected tomorrow
      Wundermap

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       Wundermap
      50
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      575
      90
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      7
      0 mph
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      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Wed 10/21
        Low 71°f
         9% Precip. / 0 in
        Some passing clouds. Low 71F. Winds NNW at 5 to 10 mph.
        Tomorrow
        Thu 10/22
        High 80°f
         46% Precip. / 0.08 in
        A mix of clouds and sun with the chance of an isolated thunderstorm in the afternoon. High around 80F. Winds N at 10 to 20 mph. Chance of rain 50%.
        Tomorrow night
        Thu 10/22
        Low 71°f
         41% Precip. / 0.07 in
        Scattered thunderstorms in the evening. Partly cloudy skies overnight. Low 71F. Winds N at 10 to 15 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        77°
        11PM
        77°
        12AM
        76°
        1AM
        75°
        2AM
        74°
        3AM
        73°
        4AM
        73°
        5AM
        72°
        6AM
        72°
        7AM
        72°
        7:23AM
        Sunrise
        8AM
        72°
        9AM
        73°
        10AM
        75°
        11AM
        32%
        77°
        12PM
        78°
        1PM
        79°
        2PM
        46%
        79°
        3PM
        32%
        80°
        4PM
        34%
        79°
        5PM
        34%
        79°
        6PM
        38%
        79°
        6:46PM
        Sunset
        7PM
        36%
        78°
        8PM
        41%
        77°
        9PM
        77°
        10PM
        76°
        Precipitation
        46%
        Pollen
        None
        Air Quality
        54
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.97 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point65°F
        5. Humidity 66%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KMIA Station History
        Almanac for October 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 84°F 83°F 91°F 2021
        4. Low 70°F 74°F 54°F 1989
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.9 in -
        7. Snow 0 in 0 in -
        Almanac for October 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 80°F 83°F 91°F
        4. Low 71°F 74°F 61°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:22 AM 6:47 PM
        3. Civil Twilight 6:59 AM 7:10 PM
        4. Nautical Twilight 6:32 AM 7:37PM
        5. Astronomical Twilight 6:05 AM 8:04 PM
        1. Length of Visible Light 12h 11m
        2. Length of Day 11h 25m
        3. Tomorrow will be 1 minute 25 seconds shorter
        1. Moon 4:01 PM 2:53 AM
        2. Waxing Gibbous79% of the Moon is Illuminated
        Oct 26
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nov 9
        New Moon
        Nov 17
        Waxing Half First Qtr
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