Saturated soils, bank-full rivers render predicted thunderstorms ominous — chicagotribune.com The metro area is waterlogged and only a downpour away from far more serious flooding than anything which has occurred to date. That’s why forecasters are concerned about the introduction of thunderstorm-aggravating heat Wednesday and Thursday. Even Friday is to remain warm enough to foster t-storm development. The atmosphere is about as muggy as it gets here, brimming with 2″ of evaporated water, as evidenced by the humid tropical rain forest-level mid to upper 70(degrees) dew points, which threaten to erupt explosively in several waves of active thunderstorms in coming…