NOAA satellite image of Hurricane Katrina with NOAA logo
Wed June 19 2013
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NOAA tracking map of Hurricane Katrina.

Click here for complete Hurricane Katrina advisory, graphics, maps archive.

NOAA forecast banner.

“TWELFTH DEPRESSION OF THE SEASON FORMS OVER THE BAHAMAS; TROPICAL STORM WARNINGS ISSUED”
At 5 p.m. EDT on Aug. 23, 2005, the NOAA National Hurricane Center issued the advisory above. The 12th tropical depression of the 2005 Atlantic hurricane season would go on to become Hurricane Katrina, the most costly hurricane to strike the United States.

“DEPRESSION STRENGTHENS INTO TROPICAL STORM KATRINA OVER THE CENTRAL BAHAMAS”
At 11 a.m. EDT on Aug. 24, 2005, Tropical Depression 12 spins into Tropical Storm Katrina packing maximum sustained winds near 40 mph.

“STRENGTHENING HURRICANE KATRINA BEARING DOWN ON THE SOUTHEAST COAST OF FLORIDA”
At 5 p.m. EDT on Aug. 25, 2005, Katrina becomes a Category 1 hurricane with maximum sustained winds near 75 mph.

“KATRINA NOW A POTENTIALLY CATASTROPHIC CATEGORY FIVE HURRICANE, HEADED FOR THE NORTHERN GULF COAST”
At 8 a.m. EDT on Aug. 28, 2005, Hurricane Katrina powers up to a monster in the Gulf of Mexico packing maximum sustained winds of 160 mph.

“POTENTIALLY CATASTROPHIC HURRICANE KATRINA MENACING THE NORTHERN GULF COAST”
At 2 p.m. EDT on Aug. 28, 2005, Hurricane Katrina’s maximum sustained winds are near 175 mph.

"EXTREMELY DANGEROUS CATEGORY FOUR HURRICANE KATRINA PREPARING TO MOVE ONSHORE NEAR SOUTHERN PLAQUEMINES PARISH LOUISIANA; HURRICANE-FORCE WIND GUSTS OCCURRING OVER MOST OF SOUTHEASTERN LOUISIANA, IN THE NEW ORLEANS METROPOLITAN AREA AND AS FAR EAST AS THE CHANDELEUR ISLANDS"
At 7 a.m. EDT on Aug. 29, 2005, the NOAA National Hurricane Center issues this advisory on Hurricane Katrina, which was just minutes away from making landfall.

Click images for larger version.
NOAA tracking map for Aug. 23, 2005, of Tropical Depression 12, which eventually became Hurricane Katrina.  NOAA tracking map for Aug. 25, 2005, of Hurricane Katrina that struck Florida as a Category 1 storm. NOAA tracking map for Aug. 26, 2005, of Hurricane Katrina as the storm enters the Gulf of Mexico where it eventually powers up to a Category 5 storm. NOAA tracking map for Aug. 29, 2005, of Hurricane Katrina just hours before making landfall in the U.S. Gulf Coast.

 
Publication of the National Oceanic & Atmospheric Administration (NOAA), U.S. Department of Commerce.
Last Updated: August 27, 2006 10:28 PM
http://www.noaa.gov