April runoff into the Missouri River basin above Sioux City was resulting in the yearly runoff forecast being lowered.

Another month of dry conditions across the upper Missouri River Basin has led to a drop in the forecast for runoff in 2025.

The U.S. Army Corps of Engineers said Thursday that April runoff for the Missouri River basin was 48% of average. READ MORE: ...

Dry soil conditions are slowly improving in some areas, but overall dryness and lack of adequate snowpack continue to leave the Missouri River Basin with a below-average runoff ...

Missouri River upper basin runoff is expected to be lower than normal this spring, according to officials with the U.S. Army ...

Runoff in the Missouri River Basin above Sioux City during April 2025 was 48% of average (1.4 million acre-feet), putting the ...

Trout tagging is going on its second year in the Big Hole, Beaverhead, Ruby and Madison Rivers. Tagging local trout is meant ...

Welcome back to another fishing season on the Mighty Missouri River! A big thanks to all the incredible guides who provide us with accurate information for this report. We encourage readers to visit ...

Working with Montana State University, biologists are in their second year of tagging trout in the Big Hole, Beaverhead, Ruby ...

The tagging is part of ongoing research aimed at understanding trout declines and fish health concerns in rivers in the upper ...

The updated 2025 calendar year runoff forecast for the Missouri River Basin above Sioux City, Iowa, continues to be below ...