Coordinates: 47°42?52?N 109°49?43?W? / ?47.71444°N 109.82861°W? / 47.71444; -109.82861 Arrow Creek is a tributary of the Missouri River, approximately 45 miles (73 km) long, in Montana in the United States. It rises in the Lewis and Clark National Forest near Highwood Baldy in the Highwood Mountains in southern Chouteau County. It flows south, then east, then northeast and joins the Missouri in the White Cliffs Area, on the border between Chouteau and Fergus counties.