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 2:22 PM. The temperature feels like 29.85 with a humidity level of 68 so dress accordingly. Cloud coverage is 25 percent with visibility at 12.9 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling west-southwest at a speed of 11 MPH. At the end of the day don’t miss the sunset at 11:20 PM.