Starting along the southbound PCT from its intersection with CA-74.The PCT climbs to a minor saddle.View back. San Jacinto Peak is visible on the far left.Gaining the saddle. From here, the trail contours Lookout Mountain's south slopes.View west toward Burnt Valley.Leaving the PCT to the climber's left for a use trail that climbs a southern gully of Lookout Mountain.Inside the gully.The easy-to-follow use trail avoids any brush.After 0.3 miles, the use trail leaves the gully for this steep slope.View back.Following the use trail as it gains the south ridge.View back. The gully is on the left.Rocky terrain. Still Class 1.View back.Approaching the summit.Lookout Mountain summit. View southeast toward Toro Peak.The summit is bisected by this private property fence. In the background is Thomas Mountain, climbed earlier in the day.