The fire began shortly before Monday and was mostly burning in the
Smoke was visible to early morning commuters traveling on Interstate 210 and other routes about 25 miles northeast of
Evacuation advisories were lifted early Tuesday for residents of three foothill homes closest to the blaze, said Shawn Rollman, a fire spokesman for the U.S. Forest Service.
Although the fire was burning away from that area and into the forest, those homes and others in Azusa could be threatened if the winds change direction and push it to the south, said U.S. Forest Service spokeswoman L'Tanga Watson.
About 20 homes were near the fire, officials said.
Rollman said some 450 firefighters from the Forest Service and Los Angeles County battled the flames. The fire's cause wasn't immediately known.
Super Scooper airplanes and smaller water-dropping helicopters made drops on the fire with water sucked up from the nearby San Gabriel Reservoir.
Although temperatures in the 80s were expected, weather conditions, overall, were good for firefighting. Winds were blowing at only about 5 mph, helping slow the flames' progress.
Forecasters said an upper-level, low pressure area moving into the Pacific Northwest Tuesday night and Wednesday would cause an increasing flow of cool, moist air from the ocean onto the land.