The National Weather Service released a cold weather advisory at 12:02 p.m. on Wednesday valid from Thursday 7 p.m. until Friday 10 a.m. for Northern St. Lawrence, Northern Franklin, Southeastern St. Lawrence, Southern Franklin, Western Clinton, Western Essex and Southwestern St. Lawrence.The weathe r service comments, “Very cold wind chills of -20 to -30 degrees below expected.” ...read more read less