The National Weather Service predicted up to a half foot of snow Wednesday in a band roughly from Jefferson City and Columbia, Mo., up through the Quincy, Ill., area.

• 星期三机场和高速公路上塞满了旅客，他们急着赶去度感恩节周末假期，然而在中西部，这个地区今年冬天的第一次风暴给司机们带来了严重的挑战。