If you planning to travel to Willamette Stone State Park, Portland, Oregon, 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 2:54 PM. The temperature feels like 48.099999999999994 with a humidity level of 91 so dress accordingly. Cloud coverage is 73 percent with visibility at 11 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 10 MPH. At the end of the day don’t miss the sunset at 12:52 AM.