Harris County Public Health closed testing at 12 p.m. local time due to a heat advisory in the area.
According to their social media accounts, anyone who had an appointment for this afternoon can return Saturday to get tested. Normal testing hours will resume Saturday, according to a post on the HCPH website.
Temperatures in the area are forecast to climb between 105 to 110 degrees today, according the National Weather Service in Houston.
Read the tweet: