Blackwell, Missouri is a small town located in St. Francois County. The climate in this area is classified as humid subtropical, with hot summers and cold winters. The town is located near the headwaters of the Big River, which is a major source of drinking water for surrounding communities. The river also provides opportunities for outdoor recreation such as fishing, kayaking, and canoeing. Outdoor enthusiasts can also explore the nearby St. Francois State Park, which offers hiking trails, camping sites, and picnic areas. The hydrology constituents of the area include the Big River, which is monitored for water quality and flow by the Missouri Department of Natural Resources. Overall, Blackwell offers a peaceful and scenic retreat for those who enjoy outdoor recreational activities.