Hurricane Katrina, 2005

US Gulf Coast · Event or project period: 2005

Katrina illustrates the combination of hurricane winds, storm surge and exposure on the Gulf Coast. NOAA’s anniversary account places the event within the unusually active 2005 season.

Compare a forecast advisory with a later account. The forecast describes expected risk at its issue time; it is not a measurement of the final flood.

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Evidence and its scope

ClaimPeriod and scopeSource
NOAA’s retrospective identifies Katrina as a destructive US landfalling hurricane in the 2005 season.

historical evidence

August 2005

US Gulf Coast

Open source

Checked 2026-10-07

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Source evaluation · Choropleth maps