General Comments The decline in corn and soybean weekly crop ratings gave a firm tone to overnight grain and soy trading activity aided by the early EU weather model run.  This model appeared to predict the formation of a high pressure ridge over the Midwest during late July that would bring in some hot, dry conditions. Overnight trading volume was moderate.The higher prices carried over to the day session as nervous traders sought to add something for weather risk. Trading volume varied, but at times was quite brisk. Fund buying also supported the rally. The midday Global Forecast System (GFS) weather model came out broadly disagreeing with the morning EU model. The GFS model foresees cooler and wetter conditions for next week wi...