CBOT wheat rose about 1% after a crop tour confirmed heavy yield losses in US spring wheat. Yields in central and northwest North Dakota are well below last year and the five-year average.
The premium paid during the heat and dry spell has faded.
Sharply smaller North Dakota spring wheat yields reduce US supply and support wheat prices, especially in the spring wheat complex.
After 1,072 past bullish weather events, WHEAT moved a median +0.2% over 5 sessions (55% higher; middle half -1.4% to +2.3%), and +0.3% 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.
Crop tour confirmed heavy US spring wheat yield losses, a supply shock that lifted CBOT wheat during the window.
A crop tour confirming heavy US spring wheat yield losses (published 27 July) fed the supply-shortfall narrative behind the rally, so it plausibly contributed to the upward move into 31 July.