first alert weather September 18, 2024 8:18 pm NBC6 First Alert forecast – Sept. 18, 2024 evening Meteorologist Ryan Phillips has the latest forecast Wednesday, September 18, 2024. US & World Videos 1:25 NBC6 First Alert forecast – Sept. 19, 2024 evening 3:05 NBC6 First Alert Forecast – Sept. 19, 2024 – Morning 3:08 NBC6 First Alert Forecast – Sept. 18, 2024 – Morning 0:54 NBC6 First Alert forecast – Sept. 17, 2024 evening 2:49 NBC6 First Alert Forecast – Sept. 17, 2024 – Morning