If you planning to travel to Motion Unlimited Museum and Antique Car Lot, Rapid City, South Dakota, 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 12:07 PM. The temperature feels like 44.95 with a humidity level of 31 so dress accordingly. Cloud coverage is 6 percent with visibility at 14.9 percent. Today’s UV index is 8, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 7 MPH. At the end of the day don’t miss the sunset at 1:36 AM.