SRUS43 KLSX 231401 RVALSX Hydrologic Summary National Weather Service St Louis MO 900 AM CDT Sun Aug 23 2026 Location Flood Stage 24-hr Stage Today Change * Mississippi River Canton 15.0 5.4 -0.5 LaGrange 17.0 7.0 -0.4 Quincy 19.0 11.4 -0.4 Lock & Dam 21 18.0 5.8 -0.1 Hannibal 17.0 10.8 0.3 Saverton 16.0 6.8 0.1 Louisiana 15.0 12.1 0.3 Clarksville 25.0 16.6 -0.4 Winfield 26.0 16.2 -1.0 Grafton 20.0 15.6 0.5 Alton 21.0 18.4 1.4 Mel Price LD 21.0 7.9 -1.2 St. Louis 30.0 8.1 -1.8 Herculaneum 26.0 6.2 -1.8 Chester 27.0 12.0 -1.3 * Missouri River Jefferson City 23.0 7.5 -0.8 Chamois 17.0 Hermann 21.0 7.1 -0.1 Washington 20.0 4.7 0.7 St. Charles 25.0 11.7 1.2 * Illinois River La Grange LD 23.0 20.9 0.0 Meredosia 17.0 14.6 0.1 Valley City 14.0 12.5 0.1 Hardin 25.0 22.5 0.1 * Meramec River Steelville 12.0 1.6 -0.1 Sullivan 11.0 3.7 -0.1 Pacific 15.0 0.1 -0.4 Eureka 19.0 4.0 0.3 Valley Park 18.0 -1.0 0.7 Fenton 23.0 3.1 0.7 Arnold 24.0 7.4 -0.3 * Big River Byrnesville 16.0 2.9 0.4 * Black River Annapolis 8.0 4.3 -0.1 * Bourbeuse River Union 15.0 4.2 -0.4 * Cuivre River Troy 21.0 5.5 0.0 Old Monroe 24.0 12.0 -0.8 * Dardenne Creek St. Peters 18.0 1.7 -0.1 * Gasconade River Rich Fountain 20.0 2.2 0.0 * Hinkson Creek Columbia 15.0 4.2 -0.1 * Joachim Creek DeSoto 10.0 1.6 0.0 * Kaskaskia River Vandalia 18.0 6.3 -0.3 Carlyle 16.5 8.3 0.0 New Athens 79.0 68.8 0.0 * La Moine River Ripley 22.0 9.3 -1.5 * Little St. Francis River Fredericktown 14.0 1.2 -0.1 * Maries River Westphalia 10.0 1.1 -0.2 * Moreau River Jefferson City 17.0 2.1 -0.3 * Middle Fabius River Ewing 12.0 2.7 -0.1 * Middle Fork Salt River Holliday 17.0 4.4 0.3 * North River Palmyra 13.0 3.7 0.0 * North Fabius River Ewing 11.0 3.3 -0.1 * North Fork Salt River Hagers Grove 12.0 -0.3 -0.1 Shelbina 3N 13.0 5.9 -0.1 * Osage River St. Thomas 23.0 3.3 0.1 * Salt River New London 19.0 2.4 -1.9 * South Fabius River Taylor 10.0 1.9 -0.2 * St. Francis River Roselle 15.0 2.4 -0.2 Mill Creek 16.0 2.0 -0.3 Saco 21.0 2.8 -0.3 * Lake Stages Carlyle Lake 462.0 445.6 0.0 Mark Twain Lake 604.0 0.0 Lake of the Ozarks 660.0 658.9 -0.1 $$