CHICAGO (CBS) -- The cold on Sunday was not just brutal ... "The weather is very unpredictable," said Jacqueline Llamas, who was headed back to Dearborn, Michigan from Chicago on Sunday, "so ...

but travelers wanting to head to the Northwest will be unable to do so on Amtrak trains due to the brutally cold temperatures. -Empire Builder trains between Chicago and Spokane are canceled ...

CHICAGO - Prepare for an Arctic blast ... temperatures are expected to climb into the 30s. A Cold Weather Advisory is in effect overnight Monday and Tuesday due to the dangerously low temperatures.