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If you planning to travel to Sylvan Lake, Custer, 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 11:10 AM. The temperature feels like 65.4 with a humidity level of 62 so dress accordingly. Cloud coverage is 47 percent with visibility at 14.5 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 6 MPH. At the end of the day don’t miss the sunset at 2:39 AM.
