weather quiz February 7, 2020 4:59 pm Weather Quiz: Northern Lights NBC 5 Chief Meteorologist Rick Mitchell asks what causes the Northern Lights. Wake Up to Something Good 2:27 NBC 5 Forecast: A Dense Fog Advisory until 9 a.m.; Afternoon sun 1:47 Heavy rainfall affects parts of DFW, Kaufman County 2:43 Governor declares state of emergency after Oklahoma tornadoes 2:28 NBC 5 Forecast: Dense Fog Advisory into Monday morning; The sun returns by the afternoon 2:09 Aftermath of heavy flooding in Kaufman County