If you planning to travel to Grand Island National Recreation Area, Munising, Michigan, 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 9:52 AM. The temperature feels like 62.25 with a humidity level of 90 so dress accordingly. Cloud coverage is 79 percent with visibility at 7 percent. Today’s UV index is 6, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southeast at a speed of 7 MPH. At the end of the day don’t miss the sunset at 1:38 AM.