The barge industry has faced long periods of high water since late 2018, with hundreds of barges stuck for months. The article cites the wettest January-May period on record since 1895 and unusually strong river currents.
Flooding has affected the Mississippi, Ohio, Illinois, Missouri and Arkansas river systems.
Prolonged high water has constrained the movement of grain, fuel and fertilizer, raising freight costs and supply uncertainty. The disruption has been a key factor behind wider grain basis and export pricing this year.
Not enough comparable past events yet for a historical read.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.