Expect smoky skies across much of Ontario heading into this long weekend as wildfires rage on the other side of the continent. Smoke generated by significant wildfires burning in British Columbia, Washington, and Oregon will soon blow into the Great Lakes, leading to hazy conditions and possibly vivid sunsets. Ontario Smoke Forecast This WeekendGiven that most of the smoke will remain in the upper levels of the atmosphere, vivid sunrises and sunsets are also possible. Fine particles in wildfire smoke scatter sunlight before it reaches the surface, allowing vivid oranges and reds to fill the sky around dawn and dusk. WATCH: Why wildfire smoke can turn the sky an eerie shade of redClick here to view the video