The Medicine Bow River is a 167 miles (268.8 km) tributary of the North Platte River

North Platte River

The North Platte River is a major tributary of the Platte River and is approximately long counting its many curves, It travels about distance. Its course lies in the U.S...

, in southern Wyoming

Wyoming

Wyoming is a state in the mountain region of the Western United States. The western two thirds of the state is covered mostly with the mountain ranges and rangelands in the foothills of the Eastern Rocky Mountains, while the eastern third of the state is high elevation prairie known as the High...

 in the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

.

It rises in the Snowy Range, flowing out of the North Gap Lake, in southeastern Carbon County

Carbon County, Wyoming

Carbon County is a county located in the U.S. state of Wyoming. As of 2010, the population was 15,885. Its county seat is Rawlins.- History :Carbon County was organized in 1868....

. It flows north, past Elk Mountain

Elk Mountain, Wyoming

Elk Mountain is a town in Carbon County, Wyoming, United States. The population was 192 at the 2000 census. The town shares its name with a mountain southwest of town.-Geography:Elk Mountain is located at ....

, then northeast, then northwest past the town of Medicine Bow

Medicine Bow, Wyoming

Medicine Bow is a town in Carbon County, Wyoming, United States. The population was 304 at the 2010 census.-Geography:Medicine Bow is located at ....

 and between the Shirley Mountains to the north and the Medicine Bow Mountains to the south. Near the town of Medicine Bow the Medicine Bow River is joined by its two largest tributaries, Rock Creek

Rock Creek (Medicine Bow River)

Rock Creek is a river in the south central part of the U.S. state of Wyoming. It empties into the Medicine Bow River. The drainage basin of Rock Creek starts high on the north side of the Snowy Range. At the northern base of the range, Rock Creek runs through the town of Arlington and continues on...

 and the Little Medicine Bow River

Little Medicine Bow River

The Little Medicine Bow River is a tributary of the Medicine Bow River in Wyoming. The basin of the Little Medicine Bow includes the northern slopes of the Shirley Mountains as well Shirley Basin. The Little Medicine Bow reaches its confluence with the Medicine Bow River northwest of the town...

. It joins the North Platte in the Seminoe Reservoir, with the lower 10 miles (16.1 km) of the river forming an arm of the reservoir.

Discharge statistics

Statistic	Time period	Discharge
Yearly mean discharge	year	176cf/s
Month with highest mean discharge	June	648cf/s
Month with lowest mean discharge	January	32.2cf/s