
Travel alert
King Tides Flood Miami Streets on Clear Days from September to November
No rain, no storm, no warning on the forecast. Just salt water rising through the drains at the top of the tide, usually for an hour or two.

Travel alert
Most trips in those six months are unaffected. The two things that matter are when you buy insurance and whether you are staying on a barrier island.
The Atlantic hurricane season runs from 1 June to 30 November. For South Florida the statistically active stretch is August through October, and September is the single most active month of the year.
Perspective first: the overwhelming majority of trips to Miami in those months pass without any storm impact at all. Planning for one is still cheap, and it is much cheaper done in advance.
Book accommodation with free cancellation. Airlines and hotels routinely waive change fees when a named storm threatens, but the waiver comes with conditions and a deadline.
Buy travel insurance early. Most policies stop covering a storm once it has been named. Buying after a system appears on the map is too late for that specific storm, so the useful window is at booking time.
A hurricane watch means hurricane conditions are possible in the area, and it is normally issued around 48 hours before the onset of tropical-storm-force winds. A hurricane warning means those conditions are expected, and it is normally issued around 36 hours ahead. The lead times are deliberately set before the winds make preparation difficult rather than before the eye arrives.
Miami-Dade divides the county into lettered storm surge evacuation zones. Zone A covers the barrier islands and the immediate bayfront, which means Miami Beach, Key Biscayne and parts of the downtown and Brickell waterfront are told to leave first. If you are staying on the beach, know your zone.
Follow the National Hurricane Center and Miami-Dade Emergency Management rather than social media, which recycles old footage within hours of any watch. Hotels on the beach will tell you what they are doing; take that seriously rather than deciding for yourself.
Miami International handles storms by closing when conditions require and reopening after inspection, which is usually a matter of a day or two rather than a week. Rebooking, not evacuation, is the realistic disruption for most visitors.
SourcingSeason dates, watch and warning definitions and lead times summarised from National Hurricane Center and NOAA public guidance; evacuation zone structure from Miami-Dade County emergency management material. Always follow current official advisories rather than this page.
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Travel alert
No rain, no storm, no warning on the forecast. Just salt water rising through the drains at the top of the tide, usually for an hour or two.
Who reported this
Outdoors & Water Editor
Andre covers the bay, the reef and the two national parks most visitors never realise are an hour away. He worked on charter boats out of Biscayne before he wrote about them, he can tell you which airboat trips are inside a park boundary and which are not, and he checks the marine forecast before he checks anything else.
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