south·west·er·ly 
/saʊθˈwɛstɚli/ adjective
/saʊθˈwɛstɚli/ adjective 1 : located in or moving toward the southwest
▪ The storm is headed in a southwesterly direction. 2 : blowing from the southwest
▪ a southwesterly wind
▪ The storm is headed in a southwesterly direction.
▪ a southwesterly wind
— southwesterly adverb
▪ We sailed southwesterly.
▪ We sailed southwesterly.
