July 2, 2011 12:04 am July 4th Weekend Forecast Glenn says we’re in for a mixture of sunshine and rain during the Holiday 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