If you planning to travel to Port Mansfield Harbor, Port Mansfield, Texas, 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 89 with a humidity level of 87 so dress accordingly. Cloud coverage is 43 percent with visibility at 9.5 percent. Today’s UV index is 4, don’t forget the sunscreen if you need it! Today’s winds are traveling east-northeast at a speed of 14 MPH. At the end of the day don’t miss the sunset at 12:08 AM.