Wildfire Near Yosemite Forces Evacuations, Closes Highway 140

A wildfire broke out Tuesday afternoon roughly 10 miles west of Yosemite National Park, prompting authorities to order evacuations and close Highway 140, one of the main routes into the park. The blaze, dubbed the Colorado Fire, was burning along Highway 140 and Colorado Road, according to Cal Fire.

By early afternoon, the fire had grown rapidly. As of 2:39 , Cal Fire reported the fire had burned 30 acres and was "rapidly expanding" upslope. Around 3:12 , it had grown to 171 acres and was burning at a "moderate rate of speed" toward the Merced River drainage, according to Cal Fire. Reports from later in the afternoon indicated the fire had reached 250 acres by 5:51 , with zero percent containment.

Cal Fire deployed helicopters and air tankers dropping retardant on the flames. According to radio traffic, the fire was spreading at a moderate rate in the steep canyons along the Merced River. In total, 126 firefighters, 14 engines, 4 helicopters, and 2 bulldozers were assigned to the fire.

Evacuations and Road Closures

Mariposa County officials issued an evacuation order for Rancheria Creek Road and the community of Briceburg. An evacuation warning was also issued for Colorado Road from Highway 140 to Rancheria Creek.

Highway 140 outside the park was closed between Cedar Lodge in El Portal and Midpines due to the fire. Colorado Road from Highway 140 to Rancheria Creek was also closed, according to Cal Fire. Yosemite National Park itself remained open.

Cal Fire reported that 45 structures were threatened by the fire. Weather conditions remained generally moderate Tuesday, with temperatures in the Mariposa area in the mid-70s and mild winds.

The cause of the fire has not been reported.