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
ASFMRA’s George Baird shares insight on spring planting progress, acreage trends, and the financial factors influencing Mid-South farmers this season.
Domestic textile demand plays a shrinking role in supporting U.S. cotton prices.
Strong cattle markets are masking ongoing financial stress across crop agriculture.
Record ethanol demand continues supporting corn markets and rural economies.
Purdue University’s Dr. Michael Langemeier discusses the survey’s findings in February and broader signals in the months ahead.
Roger McEowen of Washburn University School of Law joined us to discuss key legal and tax issues ranchers should consider as they recover from recent prairie fires across the Southern Plains.

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:

Farm Bureau Economist Dr. Faith Parum explains the role farm safety net programs play in supporting farm finances as growers head into the 2026 planting season.
Wed, 3/18/26 – 7:30 PM ET – Build better financial habits with tips from AARP
Corn demand is rising thanks to ethanol expansion, yet year-round E15 remains missing from the Farm Bill—leaving farmers questioning the policy gap.
Cuban economic reforms could open up nearby export demand, but policy execution remains the key uncertainty.
Bipartisan momentum builds, but final farm policy remains unsettled.
Valley Irrigation’s Darren Siekman explains the advantages of their new pivots for growers managing acreages of up to 60 acres.