Source : Webster's Revised Unabridged Dictionary (1913)

Blowy \Blow"y\, a.
   Windy; as, blowy weather; a blowy upland.

Source : WordNet®

blowy
     adj : abounding in or exposed to the wind or breezes; "blowy
           weather"; "a windy bluff" [syn: {breezy}, {windy}]
     [also: {blowiest}, {blowier}]