8:37 AM: Seattle Fire has a full response in the 8100 block of 16th SW [map]. Avoid the area.
8:40 AM: SFD describes this as a vacant building but says it’s evacuating neighbors as a precaution. Meantime, police are blocking traffic “in all directions” at the scene.
8:49 AM: Our crew has just arrived and reports plenty of smoke in the area. Photo added.