The Missouri River is a tremendous and underutilized resource flowing through the Kansas City Region. The river produces good numbers of catfish over 50 pounds, even in downtown Kansas City. True trophies travel the waters of the Missouri with the state record flathead catfish being caught near Riverside in 2015. There’s the major metropolis of Kansas City, Missouri (population: 490,000), as well as Kansas City, Kansas (population: 152,000), which is actually and confusingly considered part of the larger Kansas City, Missouri metropolitan area. How far away is St Louis and Kansas City? Distance between Kansas City and St Louis is 396 KM / 246.2 miles. Today’s and tonight’s Kansas City, MO weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather.com. Things to Do in Liberty, MO. Things to Do in Lee's Summit, MO. 7. Loose Park. 5200 Wornall Rd. Kansas City, MO 64112. (816) 513-7500. Loose Park, also known by its full name Jacob L. Loose Park, features a lake, rose garden, sports courts, picnic areas, a playground, and lots more.