Roughly 200 miles to the south, Idaho residents remained under evacuation orders as the Moose fire in the Salmon-Challis national forest charred more than 67.5 sq miles in timbered land near the town of Salmon. Meanwhile in Montana, the Elmo wildfire doubled in size to more than 6 sq miles (15.5 sq km) near the town of Elmo and Flathead Lake. “It’s a classic one-two critical fire weather punch with a preceding extended and intense heat wave followed by the breakdown of the ridge,” Brent Wachter, a fire meteorologist with the Northern California Geographic Coordination Center in Redding, California, told the Washington Post. But the Klamath national forest has no recent fire history, meaning that there is a large amount of combustible material on the forest floor. ![]() That is now forecast to weaken as a trough approaches, bring with it the likelihood of further lightning strikes. The region has been under a heat dome, or a ridge of high pressure in the upper atmosphere, for several days. Officials observed that after an initial bout of thunderstorms on Friday, the McKinney fire had grown explosively overnight, forming a towering pyrocumulonimbus cloud, or a fire-generated thunderstorm. “We think that we’ll see ignitions and potentially a number of significant fires as well.” ![]() Nick Nauslar, a fire meteorologist with the National Interagency Fire Center, confirmed that the conditions would probably start new blazes. It warned that “lightning and high fire danger will likely result in new fire starts”. “Fire managers are expecting a very dynamic day on the fire as predicted weather is expected to be problematic for the firefighters,” park officials posted. The park service said it had issued a red flag warning for the region. Despite the 'quiet' year as measured i n acreage, a number of significant wildfires burned in California. ![]() Firefighters were forced to shift from an offensive perimeter control effort to evacuations, point protection and structure defense.” While the number of fires in 2022 was only slightly below the 5-year average, the total acreage burned was well below the 5-year average less than 400,000 acres burned in 2022 versus the 5-year average of 2,300,000+ acres. “Runs on the north and south sides of the fire occurred. “The McKinney fire has grown significantly as winds from late evening thunderstorms kept the fire active through the night,” National Park Service officials tweeted.
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