Buffalo Fork River

The Buffalo Fork is the wild, back-of-beyond cousin to the Snake River it feeds. It runs off the Continental Divide near Togwotee Pass, gathers its North and South Forks deep in the Teton Wilderness of the Bridger-Teton, and comes together in Buffalo Valley before joining the Snake near Moran, just east of Grand Teton National Park. This is Snake River fine-spotted cutthroat water almost top to bottom — the fine-spotted subspecies you won't find much of anywhere outside this drainage — with mountain whitefish thick enough that during a good stonefly emergence even they come up to eat dries. Fish run 8 to 18 inches, the honest average being a wild 10-to-14-inch cutthroat that eats a big dry without much argument. Nobody comes here for numbers of giants; they come for the setting and for cutthroat that behave like cutthroat should.

Practically, it fishes two very different ways. The lower river along Buffalo Valley Road is a classic small freestone float — the standard run is Turpin Meadow down to the US-287/89 junction, roughly 14 river miles in about three hours, on a raft or small drift boat throwing attractor dries (Chubbys, Stimulators, PMX) to the banks and seams. You can also wade-and-shore-fish it from the pullouts along Buffalo Valley Road once flows drop. Upstream of Turpin Meadow the North and South Forks become a genuine backcountry trip: you hike or pack in, and the reward is legendary stonefly fishing and cutthroat that see almost no pressure. A 9-foot 4- or 5-weight, floating line, and a box of attractors and stoneflies covers nearly every day out here.

The catch is timing. This is snowmelt water with no dam to steady it, so it runs high and off-color through June and into July — it sat around 900 CFS at the Lava Creek gauge on July 10, 2026, still dropping off runoff — and the North Fork is famously the last river in the valley to clear. The window that matters is August into early September, when flows settle in, the forks finally clear, and the fish are looking up. It's grizzly country: the wilderness reaches genuinely require bear-country discipline, and most people fish the upper forks on a multi-day pack trip rather than a day hike. Access to the lower river is easy and mostly public via Buffalo Valley Road and the Forest Service; the marquee private-water access is at Turpin Meadow Ranch. If the Snake proper is blown out or crowded, the lower Buffalo Fork is the obvious pressure-relief valve within the Jackson hub — and the upper forks are their own destination for anglers who want to walk away from the drift-boat traffic entirely.