If you planning to travel to Edith Mortenson Theatre Center, Sioux Falls, 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 12:59 PM. The temperature feels like 43.9 with a humidity level of 79 so dress accordingly. Cloud coverage is 90 percent with visibility at 11.1 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling southeast at a speed of 15 MPH. At the end of the day don’t miss the sunset at 11:17 PM.