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Key Biscayne, Florida Weather

Key Biscayne, Florida — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tides and marine conditions for Key Biscayne, Miami-Dade County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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🌊 Marine & Fishing

Tides, marine forecast and fishing conditions near Key Biscayne. Nearest NOAA tide station:

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✈️ Aviation Weather

Flight conditions near Key Biscayne — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

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🌿 Air Quality
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NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Key Biscayne and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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About Key Biscayne, Florida

Key Biscayne unfolds as a verdant sliver of land, a barrier island kissed by the Atlantic and cradled by Biscayne Bay. It lies 5.9 miles south-south-east of Miami, FL (from Miami, FL: bearing 161°T), and is situated 7.0 miles south-south-west of Miami Beach. Its landscape is a symphony of emerald mangroves, their tangled roots a stark contrast to the manicured lawns of waterfront homes, and the shimmering expanse of turquoise waters that lap at its shores. The air here carries the faint, sweet perfume of sea salt and blooming hibiscus, a constant reminder of its tropical embrace. Along its eastern edge, the coastline yields to stretches of powdery white sand, where the gentle roar of the ocean forms a ceaseless lullaby. To the west, the bay's calmer waters reflect the sky, creating an ever-shifting canvas of blues and golds, a haven for sailboats and paddleboarders, their silhouettes often stark against the luminous horizon as the sun dips low. This island sanctuary, once a whisper of a place charted by explorers, found its purpose and character through visionary development and a deep respect for its natural beauty. Its history is entwined with the legacy of pioneers who saw beyond the wild mangroves and envisioned a refined coastal haven. The local economy, while diverse, leans towards the service and tourism sectors, drawing visitors to its pristine beaches and the iconic lighthouse that has stood sentinel for generations. Beyond the private estates and bustling marinas, a significant portion of Key Biscayne is dedicated to the preservation of its unique ecosystem, with parks and protected areas offering sanctuary to diverse wildlife, a testament to the enduring wildness that still breathes beneath the polished veneer.

LocationKey Biscayne, Miami-Dade County, Florida
Coordinates25.693713°N, 80.162825°W
TimezoneEastern Time (America/New_York)
ZIP Code(s)33149
Area Code305, 786
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service