A lot of plowing will still need to be done after the federal and state plows meet, he said. Areas for motorists to pull over will need to be plowed, for instance.
"It's blazing the trail through the two lanes first and then going back and doing all the administrative areas and stuff like that," Hottle said.
Also, there's always the possibility of more snow. About 2 ½ feet have fallen on the East Entrance Road this month, setting back the plowing effort by perhaps half a day, Beers said.
"We keep that caveat, 'weather permitting,'" Hottle added.
As of Wednesday, the forecast was favorable for plowing to continue at a rate of a mile or two per road, per day. About 8 miles of the South Entrance Road still needed to be plowed.
Balyo said the plowing program has enabled him to reassure travelers who call to ask about visiting the Yellowstone area.
"It's been great to be able to tell them, whether you've had plans in place or are just starting to make your plans, the gates are going to open on time," he said.