If you planning to travel to Catfish Bay Water Ski Park, 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 1:20 PM. The temperature feels like 42.85 with a humidity level of 79 so dress accordingly. Cloud coverage is 33 percent with visibility at 13.4 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling southeast at a speed of 13 MPH. At the end of the day don’t miss the sunset at 10:59 PM.