Philadelphia November 15, 2017 12:30 pm Philly (Half) Marathon Forecast NBC10’s Glenn “Hurricane” Schwartz is keeping an eye on the forecast for this weekend’s Philadelphia Marathon half marathon and full marathon races. US & World Videos 2:31 Rain expected for the morning on Mother's Day 3:34 Coastal flood advisory in effect until early morning on Sunday 2:40 Sunshine for Saturday, chance for rain on Sunday 2:57 Mixed weather this weekend brings rain on Mother's Day 3:28 Mixed bag of weather for Mother's Day weekend