The Pasadena Public Health Department said they will support the American Red Cross and onsite medical teams following a Norovirus outbreak at the city's evacuation center.

A norovious outbreak at a California shelter housing Los Angeles fire evacuees has left 28 sick. The virulent illness norovirus spreads easily in close quarters, causing diarrhea, vomiting and stomach

Norovirus outbreak strikes evacuees at Pasadena shelter, with three confirmed cases and preventive measures underway.

An outbreak of the norovirus has been reported at the Pasadena Evacuation Center, officials confirmed. The Pasadena Public Health Department said that three cases of the norovirus were confirmed at the Pasadena Convention Center shelter on Friday morning.

The Health Department confirmed three people at the shelter tested positive for the virus among a cluster of 28 people suffering from acute gastrointestinal illness.

First came the fires. Then, there was ash and contaminated water. Now, some survivors of the Southern California wildfires are dealing with outbreaks of norovirus and other stomach ailments at a shelter set up to help evacuees.

Illness typically lasts for one to three days but people can still be contagious after their symptoms have subsided.

Officials say there have been stomach bug cases at an evacuation center in Pasadena. They say it's not surprising given norovirus cases spiking in the area.