32 states currently have heat advisories or warnings posted as dangerous temperatures expand across the US while severe storms threaten the Midwest once again. https://cnn.it/37zhNay | CNN Weather | Facebook

Here's a look at this week's high temperature forecast. Excessive heat is expected throughout the Northern Plains, with highs into the upper-90s and triple digits. Meanwhile, clouds and scattered showers should keep much of the Northeast and southern U.S. cooler than average. | NOAA NWS Weather Prediction Center