Answer:

stormy

Answer	Crossword Clue
STORMY	Tumultuous
STORMY	Tempestuous
STORMY	Hardly harmonious

STORMY	Dark 'n' .. (rum and ginger beer cocktail)
STORMY	Like Cape Horn's climate, often
STORMY	Raining cats and dogs
STORMY	Inclement
STORMY	Like some relationships
STORMY	Turbulent, weather-wise
STORMY	Not at all calm
STORMY	Far from calm

STORMY	Rough
STORMY	Troublous
STORMY	"... Weather."
STORMY	Raging.
STORMY	Tempestuous.
STORMY	Weather word.
STORMY	Boisterous
STORMY	Riotous

STORMY	Arlen's "... Weather"
STORMY	Kind of relationship
STORMY	Turbulent
STORMY	Marked by turmoil
STORMY	Violent
STORMY	Not at all fair
STORMY	Like many Turner seascapes
STORMY	Not fair at all