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      Coastal Flood Statement
      until 5:00 AM EDT
      Elev 15 ft, 25.082 °N 80.438 °W

      Key Largo, FL

      Key Largo Station80°
      Updated: 12:37 AM EDT on September 23, 2026 (GMT -4)
      4 minutes ago
      84°
      78°
      80
      Feels Like 87
      Light Rain
      N
      10
      Lower temperature is expected today
      Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Tue 09/22
        Low 78°f
         100% Precip. / 0.29 in
        Scattered showers and thunderstorms. Low 78F. Winds SSE at 10 to 15 mph. Chance of rain 100%.
        Tomorrow
        Wed 09/23
        High 84°f
         86% Precip. / 0.76 in
        Thunderstorms likely in the morning. Then a chance of scattered thunderstorms in the afternoon. High 84F. Winds SW at 5 to 10 mph. Chance of rain 90%.
        Tomorrow night
        Wed 09/23
        Low 79°f
         24% Precip. / 0 in
        Cloudy. Low 79F. Winds light and variable.
        Hourly Forecast
        Now
        80°
        1AM
        58%
        80°
        2AM
        55%
        80°
        3AM
        52%
        80°
        4AM
        46%
        80°
        5AM
        67%
        80°
        6AM
        99%
        80°
        7AM
        88%
        80°
        7:10AM
        Sunrise
        8AM
        68%
        81°
        9AM
        50%
        82°
        10AM
        46%
        82°
        11AM
        43%
        83°
        12PM
        51%
        83°
        1PM
        50%
        82°
        2PM
        48%
        82°
        3PM
        43%
        83°
        4PM
        58%
        83°
        5PM
        58%
        82°
        6PM
        33%
        82°
        7PM
        82°
        7:17PM
        Sunset
        8PM
        81°
        9PM
        81°
        10PM
        81°
        11PM
        81°
        12AM
        81°
        Precipitation
        99%
        Thunderstorms likely to continue
        Pollen
        None
        Air Quality
        25
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.94 in
        2. Visibility 6 miles
        3. Clouds Cloudy
        4. Dew Point76°F
        5. Humidity 88%
        6. Rainfall 0.29 in
        7. Snow Depth 0 in
         KHST Station History
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 84°F 87°F 93°F 1987
        4. Low 78°F 78°F 68°F 1981
        5. Rain/Snow Depth
        6. Precipitation 0.29 in 3 in -
        7. Snow 0 in 0 in -
        Almanac for September 24, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 87°F 87°F 93°F
        4. Low 78°F 78°F 69°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:10 AM 7:16 PM
        3. Civil Twilight 6:47 AM 7:39 PM
        4. Nautical Twilight 6:21 AM 8:06PM
        5. Astronomical Twilight 5:54 AM 8:32 PM
        1. Length of Visible Light 12h 51m
        2. Length of Day 12h 6m
        3. Tomorrow will be 1 minute 28 seconds shorter
        1. Moon 5:32 PM 4:12 AM
        2. Waxing Gibbous91% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
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