A cold front ushering in a chilly air mass overnight with some scattered rain showers and the cold weather sticks around from Thursday through the weekend. High temperatures range from the upper 30s to low 40s while the nighttime temperatures will drop to the upper 20s by Friday morning and the low 20s but Sunday morning . A few snow flurries or a little sleet is possible for Thursday night and Friday morning and snow showers are possible around Sunday . The national high temperature on Wednesday was 86 at McAllen Texas and the low was 26 below at Stanley Idaho