Another month of dry conditions across the upper Missouri River Basin has led to a drop in the forecast for runoff in 2025. Runoff into the Missouri River above Sioux City was 1.4 million acre-feet ...

The Missouri River is a tributary of the Mississippi River and is about 100 miles longer than the Mississippi River. When compared to other world rivers, the Mississippi-Missouri River combination ...

that recent heavy rains to the northwest have swollen tributaries. This will cause the Missouri River to rise as much as 16 feet or more in some locations over the next few days. Officials have ...

Columnist Anne Millbrooke writes that troubled waters in Montana are due to pollution, sediment and mismanagement, but that ...

ST. LOUIS (AP) — Federal officials were monitoring 19 vulnerable levees on the rising Mississippi River and its tributaries, warning that hundreds of homes in Illinois and Missouri could be ...

Consider all the dewatered rivers flowing into the Missouri River: the Gallatin, Jefferson, Dearborn, Smith, Teton, Musselshell, and Yellowstone Rivers. Consider too the dewatered rivers flowing into ...

Record floodwaters from the raging Mississippi river and its tributaries swamped several communities in Missouri Wednesday and forced the shutdown of portions of the Interstate-44 lifeline as ...

The reason that water is coming to the Missouri is because Yellowstone is one of many tributaries feeding into ... can be seen in this visualization via River Runner. This is enough water to ...