More cold weather will take aim at the South at midweek as the all-importantjet stream veers well southward of its customary path.Daytime readings in the 40s on Wednesday will follow a frigid start marked bylows in the 20s and even 10s in Memphis, Birmingham, Atlanta, Charlotte andRaleigh. It will stay in the 50s from New Orleans to Jacksonville.

Meanwhile, it will remain blustery and freezing cold across the Midwest withhighs in the 20s in Chicago and Minneapolis. The cold will help to spread snowshowers from the Great Lakes to the central and northern Appalachians.

Elsewhere, it will be brisk and dry in the East, but warm with sunshine inSouthern California and the lower Desert Southwest.

Low pressure dipping south of western Canada will trigger some snow, mostly inMontana.

Story By AccuWeather.com Senior Meteorologist Jim Andrews.