A fire was reported at about 8:38 a.m. at 145 West 47th Street. The building appeared to be under construction.
There were unconfirmed reports of evacuations.
Reports on social media indicated the smoke was visible from a considerable distance.
Firefighters are responding to heavy, black some seen billowing from a building in Midtown Manhattan. (FOX 5 NY)
SkyFox was over the scene at about 11:15 a.m. where emergency personnel remained outside the building. The smoke had dissipated.
The fire was reported under control at 11:22 a.m., said the FDNY.