Sourdough Gap and Sheep Lake via Pacific Crest Trail

Starting near Yakima County, Washington, the Sourdough Gap and Sheep Lake via Pacific Crest Trail offers a captivating out-and-back hike that spans approximately 10 km (6.2 miles) with an elevation gain of around 600 meters (1,969 feet). This trail is rated as medium difficulty, making it suitable for moderately experienced hikers.

### Getting There To reach the trailhead, you can drive or use public transport. If driving, head towards Chinook Pass on State Route 410. The nearest significant landmark is Tipsoo Lake, where parking is available. For those using public transport, the closest major city is Yakima, from where you can take a bus to Enumclaw and then a taxi or rideshare to the trailhead.

### Trail Overview The trail begins at the Tipsoo Lake parking area, immediately immersing you in the stunning alpine scenery of the Pacific Northwest. The initial section of the trail is relatively gentle, allowing you to acclimate to the elevation as you traverse through lush meadows and dense forests.

### Key Landmarks and Elevation At approximately 2 km (1.2 miles) into the hike, you'll reach the serene Sheep Lake. This is an excellent spot to take a break, enjoy a snack, and soak in the tranquil surroundings. The lake is often surrounded by wildflowers in the summer months, adding a splash of color to the landscape.

Continuing on, the trail becomes steeper as you ascend towards Sourdough Gap. This section covers roughly 3 km (1.9 miles) and involves an elevation gain of about 300 meters (984 feet). The switchbacks can be challenging, but the panoramic views of the surrounding peaks and valleys are well worth the effort.

### Sourdough Gap Upon reaching Sourdough Gap, you'll be rewarded with breathtaking vistas of Mount Rainier and the Cascade Range. This is the highest point of the hike, offering a perfect spot for photography and a well-deserved rest. The gap itself is a natural pass that has been used historically by Native American tribes and early settlers as a route through the mountains.

### Flora and Fauna The trail is rich in biodiversity. Keep an eye out for marmots, deer, and occasionally black bears. Birdwatchers will delight in spotting various species such as the Clark's Nutcracker and the Mountain Bluebird. The flora varies with elevation, ranging from subalpine firs and hemlocks to vibrant wildflower meadows.

### Navigation and Safety Given the elevation changes and potential for sudden weather shifts, it's crucial to be prepared. Use HiiKER for accurate trail maps and real-time updates. Ensure you have adequate water, snacks, and layers of clothing to adapt to changing conditions. Trekking poles can be beneficial, especially on the steeper sections.

### Return Journey The return journey follows the same path, allowing you to revisit the beautiful landscapes from a different perspective. Descending back to Sheep Lake and eventually to the trailhead, you'll find the downhill sections easier but still demanding on the knees, so take your time and enjoy the scenery.

This hike offers a perfect blend of natural beauty, moderate challenge, and historical significance, making it a must-do for any hiking enthusiast exploring the Pacific Crest Trail in Washington.