If you planning to travel to Hiram M. Chittenden Locks, Seattle, Washington, 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 3:20 PM. The temperature feels like 24.5 with a humidity level of 62 so dress accordingly. Cloud coverage is 5 percent with visibility at 14.5 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling east at a speed of 6 MPH. At the end of the day don’t miss the sunset at 1:28 AM.