 Elsewhere, thunderstorms build once again around the Gulf Coast, extending northward through the coast from the southeast to the mid-Atlantic as well, with a hot but dry day for the interior southeast and into the southern plains. However, a storm in the nation's center means that some thunderstorms can be expected within a swath from Missouri and Illinois into western parts of lower Michigan through the day, as more comfortable and less humid conditions greet areas from the Ohio Valley into the interior mid-Atlantic,