The CDC now reports 91 confirmed cases of swine flu in the US including 14 in California. Most likely, cases will continue to rise over the next few days and weeks.
The World Health Organization has raised raise the current level of influenza pandemic alert from phase 4 to phase 5 which means the organization thinks a pandemic is imminent. You can take a look at the WHO's definitions of the different levels here
Remember, frequent hand washing and the use of hand sanitizers will help reduce your chances of getting sick.