now a lot cooler, fwaitersburg. extreme heat even at this hour. look at the heat index, 93 d.c., 94 anap police. stepping out the front door, 81, you might have to go warmer than this now, because we may not cool all that much at all. heating up very fast, heat index by 9:00 a.m. will be close to 100 degrees. we do have a couple showers, couple storms to the south. charles county, st. mary, you're hearing some thunder, maybe hearing some lightning or hearing some of that thunder and rain on your rooftop, and down towards extreme southern st. mary's county. that's part of a boundary moving to the south and it will continue to do so. mother one to t another one to the north may 1:00, 2: 1:00, 2:00 in the morning, maybe some rumbles of thunder. make sure you're ready for hot conditions. by 2:00, showers, some of them could be severe. this is why i'm calling tomorrow another weather alert day. it is because of the heat but also because of the storms and more importantly the storms because they could be severe, rumbling on through here. we immediate tn