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
In Arkansas, farm groups have partnered with lawmakers to help furloughed or unemployed members of the military find on-the-farm jobs.
FarmHERs Cassie and Allie are two sisters who grew up on a farm and, as adults, have taken their love of agriculture to a whole new level with their Alabama operation, Backyard Orchards.
Losing a family member can be farm-ending. Hear the story of a mother who refused to let it happen.

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:

Fewer cattle on feed suggest smaller slaughter numbers this winter, which could support strong prices if beef demand holds firm.
Dairy farmers are expected to face strong output and export gains, but lower prices and tighter margins will persist into next year.
RFD-TV Markets Expert Tony St. James breaks down the state of agribusiness and harvest progress across each region of the United States for the week of Monday, September 22, 2025.
With the latest detection just across the border, animal health officials on both sides are intensifying efforts to contain the outbreak before it spreads further north.
The USDA NASS report also confirms lower August placements.
Producers and processors should watch trade policy closely as tariff impacts ripple through seafood markets.