isaias August 4, 2020 5:59 pm Heavy Rain From Isaias Leads to Widespread Flooding in Delaware County Tropical Storm Isaias caused widespread flooding in Delaware County. NBC10’s Lauren Mayk takes a look at the aftermath. US & World Videos 2:38 Sunny and summer-like 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