The combination of the fresh snow-cover on the ground and another strong area of high pressure with arctic origins will produce dangerously low wind chill values this weekend and even into early next week.
A Wind Chill Advisory has been issued for Whiteside county until 9pm Sunday for Whiteside County, and from 9pm Monday until 12pm Tuesday for Lee County.
A Wind Chill WARNING has been issued for Whiteside county from 9pm Sunday until 12pm Tuesday.
An hour-by-hour of the wind chill forecast below shows dangerous values for Monday morning and again Tuesday morning as wind chills will dip close to -30 at times. Frostbite will occur in less than 30 minutes in these conditions.
Stay indoors if at all possible during these times. If you must travel, make sure you have a winter weather survival kit in your vehicle.