Note: Select a region before finding a country.
A shower possible
A thunderstorm in spots
A p.m. t-storm in the area
A thunderstorm possible
After the intensity and number of thunderstorms diminish into Friday, the weekend will bring fairly typical warmth and humidity for the middle of July around Philadelphia. more >
Dec 20, 2012; 5:00 AM ET
The 540 line is often used by meteorologists to determine the chances of rain vs. snow.