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 11:23 AM and don’t miss the sunset at 2:17 AM. Today’s winds are traveling west-southwest at a speed of 9 MPH. The temperature feels like 50 with a humidity level of 38. Cloud coverage is 6 percent with 14.6 percent visibility. Today’s UV index is 10 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.