If you planning to travel to Cow and Calf Rock, St. Thomas, St. Thomas, U.S. Virgin Islands, 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 10:30 AM. The temperature feels like 88.44999999999999 with a humidity level of 83 so dress accordingly. Cloud coverage is 64 percent with visibility at 14.5 percent. Today’s UV index is 7, don’t forget the sunscreen if you need it! Today’s winds are traveling east at a speed of 11 MPH. At the end of the day don’t miss the sunset at 9:43 PM.