Much of Katherine has been covered in the smoke haze.

Authorities believe the smoke haze will remain for most of the morning.

NTFRS and BFNT crews will be assessing the scene and securing containment lines today.

Authorities have asked motorists to take care and drive to the conditions.

The large fire in the Uralla area, east of Katherine, was declared to be under control last night.

The fire has impacted Uralla Road but no structures, vehicles or outbuildings have been affected.

Assistance has been provided by residents, BFNT helicopter, private contractors and Parks.

Wind has dropped and made the fire more manageable.

Winds are forecast to be from the east today peaking with gusts around 30km/h mid afternoon.

The fire has been attacked on two fronts.

Firefighters yesterday tackled the fire on two fronts, one from Tindal and the other from Uralla.

The Northern Territory Fire and Rescue Services yesterday issued a dire watch and act warning saying an uncontrolled fire was burning in the quarry area near the airfield.

Winds started to ease late yesterday afternoon after gusting to 48kmh.