
A University of Arkansas study finds low Mississippi River levels raise barge costs and weaken Arkansas soybean basis, with a Memphis gauge reading of -5 feet associated with a $0.58 per bushel widening. About 53 percent of U.S. soybean exports move by barge.
Low river stages raise transport costs that producers absorb through lower cash bids, so drought-driven river lows weigh on soybean prices in the Midsouth.
After 363 past bearish weather events, Soybeans moved a median -0.6% over 5 sessions (42% higher; middle half -2.5% to +1.1%), and -0.2% over 20.
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.