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Key West Beach Conditions Today

Smathers Beach & Fort Zachary Taylor
Current Conditions
Patchy Sargassum - Smathers, Higgs and Dog Beach Vary
Seaweed LevelLow to moderate - patchy shoreline and nearshore sargassum varies by beach
TrendImproving at Smathers Beach and Dog Beach; localized material remains at Higgs Beach
WatchSmathers Beach is clearing, Dog Beach is much better, and Higgs Beach still has some shoreline and nearshore material. Conditions vary by beach.
Beach FlagPosted Safety Flag Unconfirmed
Water Temp87°F
UV Index9
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About Key West Beaches

Moderate sargassum is present today. Resort frontages may be cleaned, but independent beaches can have visible wrack. Ask locally which areas are clearest.

Geography & Why It Matters

Key West is the southernmost point of the continental US, surrounded by water on all sides. Its main beaches face south and southeast: the Gulf side stays calmer than the Atlantic side of the Keys.

Seaweed & Sargassum at Key West

Key West can still receive sargassum on Atlantic-facing and south-facing beaches when Gulf Stream and wind patterns push mats into the Keys. Smathers Beach, Higgs Beach, and Fort Zachary Taylor can differ day to day, so current local visibility matters more than the long-term low-risk baseline.

Best Months to Visit
November through May for best weather
Water Temperature
74–84°F (23–29°C)
Key Beaches
Smathers Beach, Fort Zachary Taylor Beach, Higgs Beach, Dog Beach
Region
Florida

📜 Coastal History

Key West was once the wealthiest city per capita in the United States: not from tourism, but from 'wrecking': the licensed, competitive salvage of ships that ran aground on the treacherous Florida Reef. Professional wreckers would race their boats to reach a stricken ship first, claiming the legal right to its cargo: a business that made Key West fortunes in the 19th century and funded the ornate Victorian mansions still standing on its streets. Ernest Hemingway lived in Key West through the 1930s, writing 'A Farewell to Arms' and 'To Have and Have Not' while deep-sea fishing these waters: his cats' descendants (with the famous six toes) still roam his home, now a museum.

"Mightier than the thunders of many waters, mightier than the waves of the sea: the LORD on high is mighty!": Psalm 93:4

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Frequently Asked Questions

Use caution. Moderate sargassum may make water entry less pleasant, and other conditions may also be in play. Confirm local conditions before swimming.
November through May for best weather. December through March is peak tourist season. Summer is hot and humid but still enjoyable. Hurricane season runs June–November with highest risk in September.
Smathers Beach is the largest public beach: wide and calm. Fort Zachary Taylor Beach is considered the best overall with shade, snorkeling, and less crowded conditions. Higgs Beach has a reef accessible for snorkeling.
Key West water temperature ranges from 74–84°F (23–29°C): warmest in August and September, coolest in January. Very comfortable for swimming year-round.
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