June 5, 2026

Henrys Fork of the Snake River, Box Canyon to Riverside

Current conditions for Henrys Fork of the Snake River, Box Canyon to Riverside · Map, access and gauges

Conditions

Fishing was strong at 600 cfs through early June. Salmonflies were declining while Golden Stones and Caddis ramped up, with Blue Wings, March Browns, and carpenter ants also active. Black rubber legs in size 6 worked well for the larger stoneflies, while smaller patterns like Mic Drop in size 16 connected during lighter activity.

Gauges

Recommended flies

Black rubber legs (size 6)Mic Drop (size 16)Golden Stone patternsSalmonfly patterns