News-October 15, 2015; 5:18 AM ET. Progressively colder air will lead to the first snowflakes and snowfall of the season, as well as the first freeze in parts of the Great Lakes, Northeast and neighboring Canada this weekend.ews-October 15, 2015; 5:16 AM ET. Since the first indication that a powerful El Nino was set to develop, there has been significant speculation about what impacts it would have within the United States.