About 5:15 a.m., a man entered the station and handed the clerk a note demanding money. The robber displayed a handgun in his waistband, police said.
The clerk gave the robber the money from the register, and the man left the store.
The robber is described as black, about 30 years old, 5 feet 10 inches tall, thin and having shoulder-length dreadlocks. He was last seen wearing a black T-shirt and multi-colored shorts.