weather in 2019. more than 25 million people under winter weather alerts across the northern plains, midwest and northeast. the weather service, warning of severe travel disruptions. foul weather causing problems over the weekend. dense fog leading to a multivehicle pileup in texas, including the dramatic video that you just saw of an 18-wheeler smashing right through that scene. >> then, there was this school bus sliding down an icy road in minnesota. looks like slow-motion. it is not. chaos on the roads in north dakota, with interstate 29 closed from the south dakota state line all the way up to canada. i-94 shut down from fargo to bismarck. parts of the midwest and northeast, especially near the great lakes, could see up to a foot of additional snow. the northeast could also see more freezing rain, ice and sleet. meteorologist ivan cabrera has the latest for us.