August 31, 2015 5:42 am NBC10 First Alert Weather: Warm, Muggy Start The day is off to a warm start as a heat wave to begin the week approaches. US & World Videos 2:41 Let the sun shine and temps warm 2:13 Clouds give way to sun as temps warm to around 80 2:44 Gray, warmer Monday 2:24 Gray Monday 2:00 Dreary Monday weather