Katrina, one of the deadliest hurricanes on record to hit the United States, first formed as a tropical wave off the coast of Africa.

On Aug. 28, 2005, the National Weather Service warned Katrina would leave Gulf Coast cities “uninhabitable for weeks.” ...

Two decades after Hurricane Katrina, predictions have improved dramatically, with track accuracy now considered to be 50% ...

Two decades ago, Hurricane Katrina devastated the Gulf Coast, submerging a major American city, claiming nearly 1,400 lives, and displacing one million people. The storm was a turning point in how the ...

In late August 2005, Hurricane Katrina devastated the U.S. Gulf Coast. The storm cut a deadly swath through Louisiana, Mississippi and Alabama, deluging coastal towns as surges of ocean water swept ...

Twenty years after Hurricane Katrina, cities should look to New Orleans for how to build resilience to disasters.

But that progress, and future improvements, are now at risk, Vecchi says, because of the ongoing disruptions to federal ...

The Panhandle ranks second in Florida for the likelihood of direct hurricane strikes. Pensacola’s location along the Gulf ...

After taking a weird, erratic path, Hurricane Betsy triggered catastrophic flooding when levees failed in New Orleans. Here's ...

As Hurricane Katrina roared inland, New Orleanians faced hard choices. Some sat in hours of traffic, others got out of harm’s ...

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Tropical Storm Lorena and Hurricane Kiko -- are developing in the Pacific Ocean. Here's the latest path and forecast.