Mon., 9:23am: Wind chill could hit 15 below in Mahoning Valley

The National Weather Service has issued a wind chill advisory for Trumbull and Mahoning counties from 10 p.m. today until 11 a.m. Tuesday.

Temperatures during the advisory are expected to fall to between 5 and 11 degrees. Combined with winds form the west at 15 to 20 mph and gusts up to 30 mph, the weather service predicts wind chills as low as 15 below zero.