moderate days in the month of november. you can see this area highlighted in red. that's the biggest threat. we could see tornados the size of ef-2 or higher. it's not going to be out of the question to see ef-3 tornados with this system. you can see the area with the hashmarks. that's going to be your greatest tornado threat. this includes jackson, vicksburg, memphis, tennessee, needs to be on high alert with this. there's the snow, you can see across the plains, the upper midwest. all of this moisture is being brought in from the gulf of mexico and so it is going to create an environment that's going to just produce monster storms. you can already see the lightning strikes across south eastern sections of arkansas. this is only going to intensify as we go throughout the day today and into the afternoon and tonight. that's why it's important to have a way to get alerts because a lot of people will be sleeping when these storms roll through, guys, and so this is going to be an incredibly dangerous night ahead. >> dangerous night for a large part of the country.