Traveling to Great American Casino, Tukwila, Washington? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 2:10 PM and don’t miss the sunset at 2:24 AM. Today’s winds are traveling east at a speed of 7 MPH. The temperature feels like 49 with a humidity level of 84. Cloud coverage is 51 percent with 11.6 percent visibility. Today’s UV index is 4 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.