Smoke plumes from wildfires burning throughout the Pacific Northwest are circled in this image acquired by NASA's Terra satellite on Thursday, July 17, 2014. Click to see detail in a larger, high-resolution image. (Source: NASA) | Updated 7/19/14, 10 a.m. MDT: see new image below | Ignited by lightning strikes on hot and tinder dry forests, more than a dozen large wildfires are raging throughout the Pacific Northwest of the United States and up into British Columbia.