Water Temperature of Little Blackwater Sound Near Key Largo, FL
Current Water Temperature
Measurement Time: Friday, March 13, 2026, 10:00 AM EDT
Temperature Locations
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Local Points of Interest
Everglades National Park; Long Sound; Florida Bay; Manatee Bay; Barnes Sound; Cross Key; Florida Keys National Marine Sactuary; Florida Keys; Gulf of Mexico; Overseas HwyStation Name: Little Blackwater, FL
Station Type: Fixed
Data Source: National Data Buoy Center
Elevation Above Sea Level: 0 feet
Nearest Address:
Offshore
Key Largo, FL 33037
Monroe County
GPS Coordinates: 25.214, -80.432
Nearby Water Temperatures
Manatee Bay, Homestead, FL (1.8 mi)Long Sound, Key Largo, FL (2.1 mi)
West Highway Creek, Key Largo, FL (2.2 mi)
Barnes Sound, Key Largo, FL (5.6 mi)
Joe Bay, Key Largo, FL (5.9 mi)
Joe Bay, Key Largo, FL (6.8 mi)
Mud Creek, Homestead, FL (9.5 mi)
Florida Bay, Key Largo, FL (10.3 mi)
Little Madeira Bay, Homestead, FL (12.8 mi)
Taylor River, Homestead, FL (13 mi)
Taylor River, Homestead, FL (13.6 mi)
Taylor Slough, Homestead, FL (15.9 mi)
Seven Palm Lake, Flamingo, FL (18.4 mi)
Mowry Canal Number C-103, Homestead, FL (18.6 mi)
Florida Bay, Islamorada, FL (20.2 mi)
Weather Near Key Largo, Florida
Current Weather

Five Day Weather Forecast

Fri
H: 82°F
L: 76°F

Sat
H: 74°F
L: 73°F

Sun
H: 77°F
L: 73°F

Mon
H: 79°F
L: 77°F

Tue
H: 74°F
L: 69°F
Air Quality
Nitrogen Dioxide: 1.85 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 71 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:30 PM
Daylight: 11 hrs 57 mins
Moon Transit: 9:11 AM
Moonset: 2:29 PM
Moon Phase: Waning Crescent
Moon Illumination: 16.4%
Best Times for Fishing or Hunting
Major Periods
8:41 AM - 11:11 AM12:00 AM - 12:00 AM
Minor Periods
1:59 PM - 3:29 PM3:27 AM - 4:57 AM
Action Rating: 2 out of 5
Flood Advisory issued March 13 at 2:07PM EDT until March 13 at 4:00PM EDT by NWS Miami FL
Effective: Fri March 13, 2026, 2:07 PM
Expires: Fri March 13, 2026, 4:00 PM
* WHAT...Urban and small stream flooding caused by excessive rainfall is expected. * WHERE...South Miami-Dade County. * WHEN...Until 400 PM EDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent. * ADDITIONAL DETAILS... - At 207 PM EDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Up to 3 inches of rain have fallen. - Additional rainfall amounts up to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Homestead, Homestead Miami Speedway, The Redland, Florida City, Leisure City, Homestead Base, Naranja and Princeton. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.39 μg/m3
Sulphur Dioxide: 1.99 μg/m3
Ozone: 71.44 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:30 PM
Daylight: 11 hrs 57 mins
Moon Transit: 9:11 AM
Moonset: 2:29 PM
Moon Phase: Waning Crescent
Moon Illumination: 16.4%
Best Times for Fishing or Hunting
Major Periods
8:41 AM - 11:11 AM12:00 AM - 12:00 AM
Minor Periods
1:59 PM - 3:29 PM3:27 AM - 4:57 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.02 μg/m3
Sulphur Dioxide: 1.24 μg/m3
Ozone: 65.72 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:30 PM
Daylight: 11 hrs 58 mins
Moon Transit: 10:02 AM
Moonset: 3:27 PM
Moon Phase: Waning Crescent
Moon Illumination: 8.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:32 AM - 12:02 AM
Minor Periods
2:57 PM - 4:27 PM4:11 AM - 5:41 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.68 μg/m3
Sulphur Dioxide: 0.99 μg/m3
Ozone: 70.16 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:31 PM
Daylight: 12 hrs mins
Moon Transit: 10:51 AM
Moonset: 4:26 PM
Moon Phase: Waning Crescent
Moon Illumination: 3.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:21 AM - 12:51 AM
Minor Periods
3:56 PM - 5:26 PM4:51 AM - 6:21 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.71 μg/m3
Sulphur Dioxide: 1.44 μg/m3
Ozone: 78.92 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:31 PM
Daylight: 12 hrs 1 mins
Moon Transit: 11:38 AM
Moonset: 5:24 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.6%
Best Times for Fishing or Hunting
Major Periods
12:04 AM - 2:34 AM11:08 AM - 1:38 PM
Minor Periods
4:54 PM - 6:24 PM5:28 AM - 6:58 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.97 μg/m3
Sulphur Dioxide: 1.2 μg/m3
Ozone: 77.69 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:31 PM
Daylight: 12 hrs 3 mins
Moon Transit: 12:25 AM
Moonset: 6:24 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
12:50 AM - 3:20 AM11:55 AM - 2:25 PM
Minor Periods
5:54 PM - 7:24 PM6:03 AM - 7:33 AM
Action Rating: 5 out of 5
