As the 2017/18 new crop cycle gets underway in the Northern Hemisphere, it is inevitable that new weather scares will emerge to energize or torment market traders, and there are several real or potential candidates.In grain market parlance, a weather scare occurs when current or forecast conditions pose a threat to timely crop planting, crop growth and development, or harvest conditions in ways that might affect the quantity and/or quality in important areas of production or consumption. Since grain and oilseed crops are produced and consumed virtually worldwide, there will always be periods/pockets of unfavorable weather somewhere in the world. To qualify as a true weather scare in a market sense, though, the threat must cover areas where...