Enjoy the return of warm sunshine in Seattle and late sunsets. Discover how long this pleasant weather will continue.

Many locals speculated that the ring could be a rare weather phenomenon, a swarm of insects, or even an extraterrestrial sighting.

One poster on Reddit claimed the source of the black ring was smoke from a Supercross event at Lumen Field. Video showed black smoke Saturday emitting from a pyrotechnics display.

Ottawa skies turn orange with smoke and health alerts were issued. The smokes has travelled to parts of the US forcing many cities to issue health warnings and limit outdoor activity for school ...