The National Weather Service issued a wind chill advisory for St. Clair, Madison and Monroe counties on Sunday.
Wind chill values as low as 10 below zero are expected overnight when the low temperature will drop to 3.
The cold temperatures will continue into Martin Luther King Jr. Day, with a high 19, but it is expected to be sunny.
The low temperature Monday will be around 11, with wind chill values as low as 10 below zero likely again.
A light snow fell in parts of the metro-east on Sunday and snow is back in the forecast on Tuesday, with a 20 percent chance after noon and a 70 percent chance in the evening. There is a chance of snow and rain on Wednesday.
The weather service also reports a possibility of rain and snow on Thursday. But by next Sunday, the high is expected to be 42.