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Wildfires Encroach on Iconic Pacific Northwest Rainforests as Climate Change Transforms Fire Patterns
6 Aug
Summary
- Wildfires now occurring earlier in summer in Western Washington
- Recent fires in Olympic National Forest and Cascades raise alarm
- Firefighters face unique challenges in wet, rugged terrain of the region

In the face of climate change, the historically wet and lush rainforests of Western Washington are now facing an unprecedented threat from wildfires. As of August 6th, 2025, the state is grappling with a new reality where the fire season is starting earlier and lasting longer, with drier conditions and more desiccated fuel available.
Just last month, a wildfire ignited in the Olympic National Forest, growing to over 5,100 acres and prompting evacuation orders for some campgrounds. This is a stark contrast to the past, when fires were rare in this region, occurring only every few hundred years. Now, smaller but concerning blazes have become more frequent, including a 2015 fire that burned over 2,000 acres of the Olympic rainforest.
Firefighters in Western Washington are struggling to adapt to these changing fire dynamics. The wet, rugged terrain and dense vegetation make it much more challenging to fight fires compared to the drier eastern part of the state. A firefighting team can require four times as many personnel to battle a blaze of the same size in the west. Traditional fire break strategies also prove ineffective, as the lush vegetation quickly grows back.
As the risk of megafires looms, forest managers and emergency planners are working to protect high-risk areas and educate the public on the growing danger. However, convincing residents in this historically fire-resistant region of the new reality has proven difficult. The state must now find ways to prepare for a future where the iconic Pacific Northwest rainforests face an ever-present threat from climate change-driven wildfires.