The rain that normally ends California's fire season hasn't come this year.
Parts of the California wildfires are so hot that they're helping form aptly named pyrocumulus clouds.
The declaration orders federal assistance to help state and local response efforts. The blazes have raged for days.
The three largest Southern California fires were still burning strong Tuesday evening.
The National Weather Service's labor union says the agency is down hundreds of staff members.
The International Organization of Vine and Wine predicts the amount of wine produced around the world this year will drop more than 8 percent.
The California Department of Insurance said Thursday the flames caused more than $1 billion in losses across the region.
Saturday morning, officials said crews were fighting 16 large fires that had burned over 214,000 acres and destroyed thousands of structures.
As of Friday, 10 counties had air quality that the Environmental Protection Agency considers "unhealthy."
As of Wednesday the fires had burned nearly 170,000 acres and destroyed about 3,500 homes and business. At least 21 people have died.
It's not just rising sea levels. A warmer planet means drought, extreme weather and raging wildfires across Middle America.
The USDA wants to change how Congress funds fighting wildfires as climate change threatens to lengthen wildfire seasons.