Low water on the Mississippi River at Memphis was -1 foot, with forecasts of further declines to -8 feet by November 12. Harvest is nearing completion across the Mid-South.
Shallow water restricts barge loadings and raises freight costs, which lowers local farm-gate grain prices and widens export basis.
Not enough comparable past events yet for a historical read.
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.
After 297 past bearish logistics events, SOY moved a median +0.3% over 5 sessions (54% higher; middle half -1.5% to +1.8%), and +0.7% over 20.
After 137 past bearish logistics events, WHEAT moved a median -0.3% over 5 sessions (44% higher; middle half -2.2% to +1.0%), and +0.0% 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.