Weather.com reports that nearly 100 wild fires are burning in the western states of California, Oregon and Washington. Here’s a photo taken yesterday around noon without filter somewhere in Oregon. (Image credit: @BuitengebiedenB)
Why do the skies appear red and orange? Nasa.gov explains —
The smoke particles from the fires allow sunlight’s longer wavelength colors like red and orange to get through while blocking the shorter wavelengths of yellow, blue and green. Those longer wavelengths give the sky a red or orange tinted appearance. Similarly, during sunrise and sunset times when the sun is near the horizon, sunlight has to travel through more of Earth’s atmosphere to get to you. The additional atmosphere filters out the shorter wavelengths and allows the longer wavelengths to get through, providing reds and oranges during those times.
Here are a couple of videos of the skies. Continue reading “Wildfires in the Western United States”