We had a Very Cold Day here in western Wisconsin Highs today did not even reach 0.F!!! and lows this morning were well below zero here is a list of the lows Saturday Morning and Saturdays high temperatures the map you see above is from http://www.spc.noaa.gov/
Amery,WI LOW:-16.F HIGH: -1.F
Clayton,WI LOW: -18.F HIGH: -3.F
Rice Lake,WI LOW: -19.F HIGH: -3.F
New Richmond,WI LOW -18.F HIGH: -4.F
Spooner,WI LOW: -21.F HIGH -5.F
Lows tonight will Very,Very cold with 20s below to teens below zero in NW Wisconsin, As cold as it is, it is not record lows, still really cold! This temperature map is from http://www.michiganwxsystem.com/
And for information on cold weather in the north please visit http://cmlnmbs-weather.blogspot.com/