If you planning to travel to Arkansas Post Museum State Park, Gillett, Arkansas, 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 12:23 PM. The temperature feels like 79.7 with a humidity level of 58 so dress accordingly. Cloud coverage is 29 percent with visibility at 14.9 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southeast at a speed of 13 MPH. At the end of the day don’t miss the sunset at 11:13 PM.