Coming or being from the west: westerly winds. (adjective)
A storm or wind coming from the west.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "westerly" in a sentence
"We have winds that have switched to the northwest now almost feel westerly, which is kind of pushing the water out and laying down these waves which, about four or five hours ago were curling in here and breaking in here at 10, 12, even 15 feet."
"What I doubt some is whether the word 'westerly' was there right from the start off of the beginnin '."
"They flew for several hours in a direction which would have been called "westerly" on the earth; and during the time they were above land, Billie saw no sign of factories, farms, or other forms of industry."