May 10, 2011 7:16 pm EarthWatch Forecast: Tuesday, May 10 How long will this mild, sunny weather last? US & World Videos 2:43 Philly is warmer than Miami, Florida, Monday 2:06 Feeling like summer 2:36 A summer preview 2:50 One more cool day, then warmer weather ahead 3:15 Cold night, then a big warmup this weekend