Several people awoke Friday — some in the middle of the night — to evacuation orders throughout the Otay Wilderness Area ... an orange glow atop Otay Mountain on Thursday night.

The cause of the fire, which erupted early Thursday afternoon amid dry and gusty Santa Ana conditions just west of Doghouse Junction in Otay Mountain Wilderness Area, remains under investigation.

In San Diego County, firefighters made progress to contain the smaller Border 2 Fire as it burned through a remote area of the Otay Mountain Wilderness near the U.S.-Mexico border. Most of the ...

And in San Diego County, there was still little containment of the Border 2 Fire churning through a remote area of the Otay Mountain Wilderness near the U.S.-Mexico border. The rain is expected to ...

Further south, near the U.S.-Mexico border, another blaze was quickly spreading through the Otay Mountain Wilderness, home to the endangered Quino checkerspot butterfly and other unique species.

Further south, near the U.S.-Mexico border, another blaze was quickly spreading through the Otay Mountain Wilderness, home to the endangered Quino checkerspot butterfly and other unique species.