If you planning to travel to Regional Health, 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 2:18 PM. The temperature feels like 4.1 with a humidity level of 45 so dress accordingly. Cloud coverage is 47 percent with visibility at 14.8 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 10 MPH. At the end of the day don’t miss the sunset at 11:49 PM.