Oklahoma June 19, 2019 4:56 pm Weather Quiz: How Long Was the Longest Lightning Flash? NBC 5 Chief Meteorologist Rick Mitchell ask: How long was the longest lightning flash? Wake Up to Something Good 2:34 NBC 5 Forecast: Storm chances continue this weekend 1:07 Hill County tornado caught on camera 2:49 NBC 5 Forecast: Storm chances continue this weekend 1:25 Several North Texas communities in storm's path battled flood 1:55 Storm in Hill County triggered Tornado Warning for hours