southwesterly
From Longman Dictionary of Contemporary EnglishRelated topics: Geography, Nature, Meteorologysouthwesterlysouth‧west‧er‧ly /ˌsaʊθˈwestəli $ -ərli/ adjective 1 SGtowards or in the southwest The plane was flying in a southwesterly direction.2 DNHEMa southwesterly wind comes from the southwestExamples from the Corpussouthwesterly• Almost effortlessly, our bodies acting as sails, the southwesterly surfed us along the coast of Vallay.