Soybeans are now in the first South Amnerican weather market of the year. The problem centers in Argentina, where it has gone from way too much rain in October and November to almost no rain from 1 December through today. The map below is from a weather forecaster in Argentina and it shows the soil moisture situation across the primary soybean production regions in Argentina.

Below is the 10 day-forecast for the city of Cordoba, Argentina.

Approximately 18 percent of the U.S. corn crop is irrigated. Much of this irrigation is, of course, for supplementary water. It can't carry a corn crop through a drought. There already is some talk in the western states (Nebraska, Kansas) about the possibility that irrigation might...