If you planning to travel to J.H. Keith Cascade Falls Picnic Area, Hot Springs, 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 1:59 PM. The temperature feels like 24.15 with a humidity level of 80 so dress accordingly. Cloud coverage is 80 percent with visibility at 6.2 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 6 MPH. At the end of the day don’t miss the sunset at 11:21 PM.