NORTHWESTERLY
northwestern, northwesterly, northwest
(adjective) situated in or oriented toward the northwest
northwesterly, northwest
(adjective) coming from the northwest; “northwesterly winds”
Source: WordNet® 3.1
Etymology
Adjective
northwesterly (comparative more northwesterly, superlative most northwesterly)
situated in, or pointing to, the northwest
(chiefly, of a wind) coming from the northwest
Adverb
northwesterly (comparative more northwesterly, superlative most northwesterly)
From the northwest
Noun
northwesterly (plural northwesterlies)
A strong wind or storm from the northwest.
Source: Wiktionary
North`west"er*ly, a.
Definition: Toward the northwest, or from the northwest.
Source: Webster’s Unabridged Dictionary 1913 Edition