Forgotten hurricanes

Isaac (2012): Billion-dollar hurricane, not retired; major surge flooding in southeast La.

Gustav (2008): A post-Katrina scare, followed later by destructive Ike.

Dennis (2005): Strongest, early in the season, at the time (July); overshadowed by Ivan (2004), Katrina later in 2005.

Isabel (2003): Hammered the Mid-Atlantic States (Wash., D.C./Alexandria); overshadowed by recent East Coast storms (Sandy, Irene)

Georges (1998): Another billion-dollar hurricane, but overshadowed by several Gulf Coast hurricanes since then.

Fran (1996): Heavy surge/rainfall flooding in N.C./Va., overshadowed by Floyd (1999), Isabel (2003)

Allen (1980): Lower minimum pressure than Katrina, but weakened before U.S. landfall in South Texas . Carla (1961): Category 5 hurricane prior to landfall, overshadowed by Ike (2008), Alicia (1983) and Galveston (1900)