Answer:

stratus

Answer	Crossword Clue
STRATUS	Type of low cloud
STRATUS	Low cloud
STRATUS	Gray, horizontal cloud form

STRATUS	Low gray cloud
STRATUS	Low-altitude cloud formation
STRATUS	Low-hanging cloud
STRATUS	Low altitude cloud
STRATUS	Low cloud type
STRATUS	Sky sighting
STRATUS	Low, widespreading cloud.
STRATUS	Great horizontal, low altitude cloud.

STRATUS	Low extended cloud bank.
STRATUS	Low dense cloud.
STRATUS	Cloud formation.
STRATUS	Kind of cloud.
STRATUS	Foggy low-lying cloud.
STRATUS	Low-altitude cloud
STRATUS	Low cloud formation
STRATUS	Dodge sedan

STRATUS	Cloud type