If you planning to travel to Locust Lake State Park, Barnesville, Pennsylvania, 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 12:25 PM. The temperature feels like 5.15 with a humidity level of 65 so dress accordingly. Cloud coverage is 13 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 northwest at a speed of 6 MPH. At the end of the day don’t miss the sunset at 9:40 PM.