There is a one-acre wildfire burning in Custer County on Wednesday afternoon.

According to the Custer County Sheriff's Office, the fire is burning somewhere in Wetmore.  Firefighters are hopeful that a few water drops with a helicopter will extinguish the fire.

Custer County says they're not sure if the fire is on private or U.S. Forest Service land.  Authorities say it's not threatening any structures at this time.

We have a crew headed to the scene.  Stay with KRDO.com and NewsChannel 13 for updates.