 Northwest traffic from the High Performance Homes Traffic Center. Heavy traffic in Renton. Northbound 405 is jammed up from 167 to Sunset Boulevard. A 16-minute delay getting to Bellevue right now. Over in SeaTac, the ramp from 99 to eastbound 518 is closed for the weekend. And heading into downtown, construction by Boeing Field has northbound I-5 down to two lanes. Traffic is stop and go for a couple of miles around Boeing Access Road.