Grain futures fell on the Chicago Board of Trade last week with more uncertainty waiting in the wings.

Weather, supply pressures weigh on grains
U.S. crop conditions, weaker loonie also raise prices
Weather, geopolitical risk provide support
Report unlikely to have notable changes
Higher U.S. prices encourage stronger cash prices
Other crop prices firmer, stronger
Dryness lends support to wheat prices
Planting, growing progress pressuring prices
Trading volumes a fraction of Minneapolis spring wheat
Demand for U.S. corn, planted acres could change