Mississippi River Decline Squeezes Grain Shipments and Basis Levels

Persistently low Mississippi River levels are turning logistics challenges into pricing risks — tightening margins for grain producers and exporters across the heartland.

NASHVILLE, Tenn. (RFD-TV) — Water levels along the Mississippi River have fallen to historic lows again this fall — throttling barge traffic and raising freight costs just as the Midwest harvest reaches full stride.

Gauges at St. Louis and Memphis are near record lows, forcing towboats to run lighter and with fewer barges per tow. For farmers moving corn and soybeans to export channels, that means slower flows, higher freight, and weaker local cash bids.

The American Farm Bureau Federation (AFBF) reports that the river depth at St. Louis recently dropped by more than 22 feet since midsummer, and levels near Memphis approached -5.5 feet, with forecasts of further decline. Southbound grain shipments have plunged roughly 79 percent since early harvest, and soybean movement fell nearly 90 percent as drafts were reduced. Barge costs have surged, erasing much of the price advantage Midwest farmers usually enjoy versus rail or Gulf competitors.

With the Mississippi handling nearly half of all U.S. corn, soybean, and wheat exports, exporters warn that the squeeze could open the door for Brazil and Argentina as the U.S. struggles to maintain its pace. Until rains return, producers face wider basis discounts, longer delivery windows, and mounting storage pressure heading into winter.

Farm-Level Takeaway: Persistently low Mississippi River levels are turning logistics challenges into pricing risks — tightening margins for grain producers and exporters across the heartland.
Tony St. James, RFD-TV Markets Expert
Related Stories
Jed Bower, the incoming president of the National Corn Growers Association, joined us for his sector’s perspective on the ongoing government shutdown.
Treasury Secretary Scott Bessent last week said an announcement would be made on Tuesday. However, that self-imposed deadline has now passed.
Plan for a cooler global trade market in 2026 with tighter margins on exports, potential rate shifts, and premiums for reliable deliveries into Asian and African growth markets.
George Baird, with the American Society of Farm Managers and Rural Appraisers (ASFMRA), joins us with updates on how this year’s rice harvest is shaping up.
Expect firm demand for dependable HRS and SW, steady movement in HRW, more sorting on SRW, and selective bids on durum until full milling results are released.
Dr. Todd Davis, Chief Economist with the Indiana Farm Bureau, shares a snapshot of his state’s harvest conditions and insights from producers.

Tony St. James joined the RFD-TV talent team in August 2024, bringing a wealth of experience and a fresh perspective to RFD-TV and Rural Radio Channel 147 Sirius XM. In addition to his role as Market Specialist (collaborating with Scott “The Cow Guy” Shellady to provide radio and TV audiences with the latest updates on ag commodity markets), he hosts “Rural America Live” and serves as talent for trade shows.

LATEST STORIES BY THIS AUTHOR:

Water access—not acreage alone—is driving where irrigation expands or contracts.
Credit stress is building for row-crop farms despite steady land values and slight price improvements.
The Lexington shutdown pushes national slaughter capacity utilization nearer long-run averages, underscoring how tight cattle supplies are reshaping packer operations.
Raulston Acres Christmas Tree Farm in Rock Springs, Ga., has been in the same family for three generations.
Reed Marcum started hosting a toy drive in 2015. Since then, he has distributed thousands of toys across his home state of Oklahoma and in Texas and Arkansas. Now serving in the Army, Reed’s family and local 4-H chapter are running the event.
RFD-TV Farm Legal and Tax Expert Roger McEowen explains the basics of Low-Risk Credit in Farming, and how an understanding of the farm credit landscape lets producers tactfully approach debt.