If you planning to travel to Great Marsh Park, Cambridge, Maryland, 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 50 with a humidity level of 74 so dress accordingly. Cloud coverage is 79 percent with visibility at 12.6 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 9 MPH. At the end of the day don’t miss the sunset at 9:54 PM.