Life-threatening floods expected in parts of coastal Houston , agency says . FEMA could make landfall near Galveston Island as early as 7:30 ET . About 100,000 evacuated from Texas ; About 100,000 more told to stay . All of Galveston Island ordered to evacuate ; special needs evacuations completed .
Life-threatening floods expected in parts of coastal Texas , agency says . Hurricane Ike could make landfall near Galveston Island as early as Saturday . About 100,000 evacuated from Houston ; 4 million more told to stay . All of Galveston Island ordered to evacuate ; special needs evacuations completed .