SOUTH DAKOTA FLOW REPORT

Last Updated: April 4, 2026

Streamflow levels across South Dakota are currently 43.0% of normal, with the James R Near Forestburg Sd reporting the highest discharge in the state with 1050cfs and gauge stage of 7.75 ft. Meanwhile, the Bois De Sioux River Near White Rock is seeing a spike in streamflows today after experiencing a 133.33% increase since yesterday, and currently running at 350cfs.

Maximum gauge stage in the state was last observed at the James River At Nd-Sd State Line, currently reporting a stage of 88.87ft. The James River At Nd-Sd State Line in the Upper James watershed is surging for this time of year at 558cfs, about 81.82% of normal.

       




       

Winter Storm Warnings

April 4 2026