If you planning to travel to Thompson Chain of Lakes State Park, Libby, Montana, 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 1:11 PM. The temperature feels like 35.15 with a humidity level of 58 so dress accordingly. Cloud coverage is 6 percent with visibility at 14.3 percent. Today’s UV index is 5, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southeast at a speed of 2 MPH. At the end of the day don’t miss the sunset at 2:15 AM.