text: It attained tropical storm status the next day , and on August 16 Erin made landfall near Lamar , Texas , and persisted over land across Texas before moving northward into Oklahoma .
simplified: It became stronger and changed into a tropical storm the next day , and on August 16 Erin made landfall near Lamar , Texas and was able to not die as it moved over land across Texas before moving towards the north into Oklahoma .