cloudy
cloud-y
adjective
Of a liquid, not transparent or clear; opaque.
"The pond water looked rather cloudy."
adjective
Having many clouds; not bright or sunny.
"It's a cloudy day, so take a coat."
Thesaurus
Synonyms: indistinct, nebulose, nebulous, muddy, opaque, mirky, turbid, murky, cloudlike, cloud-covered, dull, vaporous
Antonyms: clear