Weather Forecast for Horse Thief Lake, Keystone, South Dakota

Traveling to Horse Thief Lake, Keystone, South Dakota? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 11:11 AM and don’t miss the sunset at 2:33 AM. Today’s winds are traveling northwest at a speed of 10 MPH. The temperature feels like 61 with a humidity level of 40. Cloud coverage is 13 percent with 14.9 percent visibility. Today’s UV index is 6 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.