The markets have certainly been full of weather talk lately with outlooks for Argentina probably the first item every oilseed trader looks at each day. A very distant second weather market receiving attention is the drought across the southern Plains. There is something particularly interesting about these two drought stories when reading daily market commentaries and analysis, which is the impression that there is still time left for rains to help Argentina’s corn and soybean crops and that the U.S. hard red winter wheat crop can still be “average” if it rains even in April. The market is wrong in both cases. Yesterday the Rosario Grain Exchange updated its production forecasts for Argentina, cutting the soybean crop fro...