It seems that with so few noteworthy items that move markets these days, we might as well try to generate a weather market. That sounds very hard to do on 25 March, but this is going to be a very interesting spring planting season unless there is an abrupt change in the weather patterns across the central and northern U.S. The National Weather Service’s latest long-term weather forecasts (see below), released last Thursday, don’t indicate a major pattern shift. Instead, they call for more of the same cool, damp conditions right through May, June and July. That would be a perfect setup if spring crops were planted in a timely fashion. Major flooding is occurring across the upper Missouri River system with record levels across Ne...