Weather map for today.....most of the rain - East. Below...severe outlook for today.....yellow and brown - greatest threat.
Above - early a.m. radar showing rain in east with thunderstorms. Below...satellite picture shows pool of cold air sliding down into Plains.
Below - map showing a.m. temperatures in Alaska. Brutal cold air will seep south. Map below that showing some of that cold air seeping into U.S. by next Wednesday.....only a matter of time.