 This is WFMD News. The National Weather Service says a heat advisory remains in effect for our area until 8 p.m. tonight, and a heat advisory takes effect tomorrow, a Wednesday from 11 a.m., and that will continue until 8 p.m. on Wednesday. For the first heat advisory, heat index values of up to 109 degrees are expected. For the second heat advisory, heat index values at around 105 are expected.