June 24, 2011 7:36 am EarthWatch Forecast: June 24, 2010 It’s hot and steamy again Friday, but there’s a nice break in the humid weather coming this weekend. US & World Videos 2:50 One more cool day, then warmer weather ahead 3:15 Cold night, then a big warmup this weekend 3:05 Temperatures to heat up over the weekend 2:05 Warming into the 80s by weekend's end 2:09 Big weekend warm-up expected