If you planning to travel to McMahan Mound Site, Sevierville, Tennessee, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 12:06 PM. The temperature feels like 62.4 with a humidity level of 87 so dress accordingly. Cloud coverage is 50 percent with visibility at 10.7 percent. Today’s UV index is 4, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 4 MPH. At the end of the day don’t miss the sunset at 10:28 PM.