'Southwesterly' definitions:

Definition of 'southwesterly'

(from WordNet)
adjective
Coming from the southwest; "the winds are southwesterly" [syn: southwesterly, southwest]
adjective
Situated in or oriented toward the southwest [syn: southwest, southwestern, southwesterly]

Definition of 'Southwesterly'

From: GCIDE
  • Southwesterly \South`west"er*ly\, a. To ward or from the southwest; as, a southwesterly course; a southwesterly wind. [1913 Webster]