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 11:40 AM. The temperature feels like 21.55 with a humidity level of 82 so dress accordingly. Cloud coverage is 88 percent with visibility at 6 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling west-southwest at a speed of 13 MPH. At the end of the day don’t miss the sunset at 12:04 AM.