Galveston 1900 is why Texas has emergency plans and the people in charge of them are determined that there will, never, ever, ever be a repeat.
It's why when Rita came ashore, pretty much nobody was there. Some property damage, no massive casualties - and the most successful evacuation in human history.
Sure was. Some people didn't need to evacuate. People evacuate because of storm surge. Only people in areas that are vulnerable need to evacuate.