Scarcely a summer growing season goes by in the U.S. without some sort of adverse weather somewhere over major crop areas threatening to damage crop production. A growing season without the potential for a weather related crop problem is rare indeed. In our memory, in the last 20 years the U.S. summer growing seasons with the fewest weather problems were 1994/95 and 2004/05. Interestingly, both of those two crop years followed years when drought-damaged crop production. But generally the U.S. land mass involved in summer crop production is simply too large to expect good growing weather to prevail everywhere.Last year, 2011/12, weather conditions that were too dry in some areas and too wet in others curtailed crop yields and production. H...