Update 1/19 @ 9 a.m. – Advisory has been extended until Tuesday at noon.

The National Weather Service [NWS] Milwaukee/Sullivan Weather Forecast Office has issued a Cold Weather Advisory beginning at 3 a.m. on Sunday and continuing through 9 p.m. on Monday. Wind chill temperatures of 15 below to 30 below zero are expected.

“Cold Weather Advisory” is the term that NWS now uses instead of Wind Chill Advisory. NWS indicates that they expect that the advisory will be extended through Tuesday or even Wednesday. The coldest periods are anticipated to be the a.m. hours of Monday and Tuesday (from midnight to about 9-10 a.m. each day.)