
PB Commercial reports that the Mississippi at Memphis is forecast to fall below zero as harvest begins, based on NOAA forecasts showing minus 3.2 feet by August 27. The article recalls record lows of minus 11.5 feet in October 2023 and notes the river carries much of the nation's grain and fertilizer exports.
Extension economists advise farmers to manage basis risk.
Expected low water raises barge freight and weakens cash basis for soybeans and corn, which reduces returns for farmers selling at harvest.
Not enough comparable past events yet for a historical read.
After 297 past bearish logistics events, Soybeans moved a median +0.3% over 5 sessions (54% higher; middle half -1.5% to +1.8%), and +0.7% over 20.
After 359 past bearish logistics events, Corn moved a median -0.3% over 5 sessions (44% higher; middle half -1.5% to +1.5%), and -0.5% over 20.
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.