(5:00PM - 1/26/22) A period of very cold temperatures occurred across the region over the past few days, affecting portions of the state Monday night through Wednesday morning.
An area of high pressure moved from Southern Canada Monday night, through the Northern Plains on Tuesday and then will through the Midwest and Ohio Valley on Wednesday. A shot of very cold temperatures accompanied this area of high pressure as it moves through the region, with the coldest conditions across the state having occurred across the northern half of the state.
Mon Night - Tue Morning, Jan 24-25th...
Low temperatures Monday night into Tuesday morning bottomed out between 2 to -15 across Northwest and North-Central Illinois, with wind chills of -10 to -25. Across the remainder of the state, cold temperature and will chills occurred, though at slightly moderated levels.
Tue Night - Wed Morning, Jan 25-26th...
Low temperatures Tuesday night into Wednesday morning bottomed out between -5 to -25 across Northern Illinois, with wind chills of -15 to -40. Across the remainder of the state, cold temperature and will chills occurred, though at slightly moderated levels.