July 10, 2014; 12:49 AM ET
After humidity and the intensity and number of thunderstorms diminish into Friday, the weekend will bring a buildup of humidity and the risk of storms around Pittsburgh. more >
Rain, some heavy, and thunderstorms to affect the area from Sunday morning into Sunday evening
A new map shows the path of H1N1 "swine flu" as it spread across the United States in the fall of 2009, when the brunt of the pandemic hit the country.
Air Quality Awareness Week takes place from April 28-May 2, 2014. Learn more about how you can reduce your contribution to air pollution and protect your health.