UPDATE: Red shading = tornado warnings in effect at 10:36am Central. Yellow = tornado watches. Click to enlarge.
A major storm is moving across the Midwest at the present time. The Storm Prediction Center has maxed out the probability of damaging thunderstorm winds in the Midwest. The hatched area may have winds in excess of 75 mph.
The position of the line of thunderstorms at 7:20am Central time. Twenty thousand homes and businesses are without power in the St. Louis area.
High winds are likely throughout the Upper Midwest and northern Plains. And, the orange in North Dakota is a blizzard warning! (click to enlarge any of these maps)
AccuWeather continues to track all of this. Check there for updates.