It made landfall on Galveston Island on September 13 as a strong Category 2 hurricane , but its large size brought a storm surge of over 15 feet ( 4.6 m ) from Galveston Island eastward into southern Louisiana .
It made landfall on Galveston Island on September 13 as a strong category 2 hurricane , but its big size brought storm surge of over 12 feet from Galveston Island eastward into southern Louisiana .