In 2013, Karissa got married to love of her life Michael Klos. Michael Klos is a reporter and an anchor from United States. They met each other for the first time in Sioux City. They are still strongly bonded as a loving husband and wife. Her nationality is American and she is of white ethnicity.
With the completion of her high school graduation, she joined College of DuPage with a major in arts. During her young age, she was in love with math and science but at the later stage of her life she found her interest in weather. She finally earned an arts degree from there and then she joined Metropolitan State College of Denver with a major in meteorology. She also had a minor in mathematics there. In 2004, she joined Clipper Express where she worked as an Administrative Assistant. She worked there for about two years and then she joined CH Robinson Worldwide. There she also worked as an Administrative Assistant for about a year. That year, she also worked for KMGH-TV ABC-7. There she did an intern in Weather Center for about a year and then she was hired by KCAU-TV ABC-9 as its morning Meteorologist in 2008. She served there for the next four years and then she began working for WMBD/WYZZ. She has been working at WeatherNationTV as its main meteorologist since 2014. Her net worth is unknown.