YREKA, Calif. (AP) — Major wildfires in California and Montana have grown substantially as firefighters worked to protect remote communities amid hot, windy weather across the U.S. West.

Get our free mobile app

The conditions Sunday create the potential for even more spread.

The McKinney Fire was burning out of control in Northern California’s Klamath National Forest as erratic lightning storms swept through the region.

The blaze grew to more than 80 square miles just two days after erupting in a largely unpopulated area near the Oregon line.

In northwest Montana, a blaze sparked in grasslands near the community of Elmo grew to more than 11 square miles after advancing into forest.

Crews also are fighting a fire in Idaho.

KEEP READING: Scroll to see what the big headlines were the year you were born

LOOK: Historical Wyoming License Plates Since 1914