Philadelphia October 31, 2017 6:27 am Cold With Clear Skies for Halloween Trick-or-Treaters Your Halloween forecast will be chilly with temperatures in the 50s. NBC10 First Alert Weather meteorologist Bill Henley has your most accurate neighborhood Halloween forecast. 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