Today was all about improved weather forecasts for the Midwest. Weekend showers across the upper Midwest offered a modest reprieve from the extreme heat, although reports of leaf roll in the corn crop are still notable. Fortunately, the six-10-day weather forecast features dryness but with mild temperatures that will be less threatening. Heat will be the key variable for the next two weeks as the bulk of the U.S. corn crop enters the pollination stage. This afternoon’s Crop Progress report from USDA showed only modest deterioration in the U.S. corn condition, while soybean and spring wheat conditions held steady with the prior week. All three crops are behind their typical ratings for this time of year, but the fact that they didn&rs...