
Record-low water levels on rivers including the Mississippi, Rhine and Yangtze in 2022 are linked to drought and climate change. The Mississippi at Memphis fell low enough in mid-October that barges could not float, requiring dredging and reservoir releases.
Early winter rains are easing conditions somewhat.
Climate-driven swings between extreme lows and highs make barge capacity less reliable, which supports higher freight costs and backlogs for grain shipments. Those constraints can weigh on farm-gate prices in affected regions.
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.