seasonably cool temperatures in place here, 50s and 60s the last couple days. the chilly air gets replaced with significantly cooler air friday into saturday across the northeast and midwest as well. look at the calendar, early november, certainly you expect 50s and 60s. the friday forecast high temperatures in chicago, 33 degrees. that is a christmas day average temperature there for chicago on friday. cleveland fails to get above the freezing mark, that is a january 14th temperature. new york city 36 degrees something you expect in the middle of january and same for boston as well. big-time cooling in store the next couple days. wintry weather across northern texas. 34 in the morning hours in amarillo, 74 in corpus christi. the big story becomes that significant shift in temperatures thursday and friday. highs today, 50 in new york.