Wyoming trails · Porcupine-Poker Hollow
A 10.6-mile out-and-back in Wyoming, with 3,356 ft of climbing. Reaches Wagner Lake. Managed by USFS 040303.
The climbing is spread fairly evenly along the route. It gives back about 2,867 ft along the way, so it rolls rather than climbing steadily.
PORCUPINE CREEK TRAILHEAD — parking nearby. 42.61253, -110.86544 · directions
On August 31, 2026 — the day this page was generated — first light reaches this trailhead at 6:17 a.m., the sun rises at 6:47 a.m. and sets at 7:59 p.m., and the last usable light fades about 8:28 p.m. (MDT) — 13 h 13 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 21.2-mile round trip takes roughly 11 h 12 min, so leaving the trailhead at sunrise puts you back around 5:59 p.m. — 2 h 00 min before sunset.