![]() ![]() This allows for the newly ignited fires to spread quickly and develop into full wildfires. After one these storms moves over an area, it quickly returns to a hot dry state. These storms travel on fast moving paths. However, the storms also brought lighting which resulted in the ignition of new fires. ![]() These storm systems brought rainfall which helped slow the growth of existing wildfires. Early August through September in Southern Oregon saw several waves of thunderstorms. The extreme winter and summer weather that occurred in 2017 was met by some dangerous weather patterns in the late summer months. It stands to be the second hottest August on record. The average temperature during the month of August 2017 was five degrees higher than the average August temperature recorded since 1941. During the month of August, the weather station at Portland International Airport recorded a monthly average temperature of 73.6 degrees Fahrenheit (23.1 C) with the daily average temperature hitting 87 degrees Fahrenheit (30.5 C). The month of February 2017 was the wettest February on record in Oregon with 10.36 inches (26 centimeters) of rain. Between the dates of October 1, 2016, and April 26, 2017, Portland International Airport received 45.5 inches (116 centimeters) of rain. The 2016/2017 winter in Oregon was the second wettest winter in the past 75 years. Fires in the Columbia River Gorge shut down Interstate 84, the state's major east–west freeway, for several days in early September. Large fires include the Chetco Bar Fire in Curry County, Oregon, and the Eagle Creek Fire in the Columbia River Gorge National Scenic Area, which was started by illegal fireworks use. 2017 was unusual for the large number of fires occurring west of the Cascade Range in dense Douglas-fir forest in contrast to the frequent-fire pine ecosystems to the east. NASA published images of the Oregon, shown the typically green state to be highly obscured by smoke, as seen from space. Fires burning through September 2017 led to the month being dubbed "Smoketember" in Oregon, with air quality in western Oregon listed from "Unhealthy" to "Hazardous" in early weeks. The catalyst for these fires was the abnormal weather patterns that persisted throughout 2017.įire season typically begins in Oregon in May. These fires burned a total area of 451,863 acres. ![]() In 2017 Oregon experienced a total of 1,069 reported wildfires: with 779 human ignited and 290 ignited by lightning strikes. There has been a trend for the last three decades that shows an increase in the overall number of wildfires as well as the fire season length in the state of Oregon. The 2017 fire season in the state of Oregon was a particularly notable one. The 2017 Oregon wildfires were a series of wildfires that burned over the course of 2017. ![]()
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