Nikki Nolan is a meteorologist for CBS News and Stations. She graduated from Metropolitan State University of Denver with a Bachelor of Science degree in Meteorology and has worked in national weather ...

This story was updated to add new information. The National Weather Service Green Bay is determining whether a tornado hit Brown County after reports of funnels and weak circulation July 23. The ...

A tornado warning issued for far northern Polk County, eastern Story County and portions of two other central Iowa counties for July 22 was canceled shortly after it was issued. A severe thunderstorm ...