If you planning to travel to Museums of Port Isabel, Port Isabel, 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 11:38 AM. The temperature feels like 96.15 with a humidity level of 86 so dress accordingly. Cloud coverage is 65 percent with visibility at 10 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southeast at a speed of 17 MPH. At the end of the day don’t miss the sunset at 1:11 AM.