The Centers for Disease Control and Prevention has advised schools to close at 10:00 a.m.
Officials at New York City schools have also advised students to stay home.
The virus has spread throughout the United States and has claimed more than 4,500 lives, including at least 674 children, the CDC said.
The number of confirmed cases has risen to 5,903.
There are now 8,821 confirmed coronaviruses, the U.S. Centers for Diseases Control and Infectious Diseases said.
At least one child has died from the coronaviral disease.