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Upper Big Hole
Updated 1h agoBig Hole · Jackson area / headwaters to Wise River confluence
What's Hatching Now
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Yellow Sallies
Isoperla
Hook: #8-16
Nymphs important
| Dries |
Yellow Stimulator #10-14
|
| Nymphs |
Montana Jig Sally #14-16
Yellow Sally Nymph #12-16
|
Caddis
Tricoptera
Peak
Hook: #12-16
Starts ~54°F
Strong throughout summer
| Dries |
CDC Caddis #14-18
Corn Fed Caddis #14-18
Elk Hair Caddis #14-18
X-Caddis #14-18
|
| Nymphs |
Hare's Ear Nymph #12-18
|
Midges
Chironomidae
Hook: #18-26
Year-round; peak winter during warmest hours
| Dries |
Griffith's Gnat #18-22
|
| Nymphs |
Mercury Midge #20-22
Spanish Bullet #16-18
Zebra Midge #18-22
|
Report conditions: 30 cfs · 53.1°F · ▼ 7.4% 24h · ↓91% median
The Upper Big Hole is fishing well despite extremely low flows at 30 cfs (91% below median). Water is clear and cold at 53°F with Yellow Sally stoneflies and caddis providing the main action. Focus on deep nymphing in remaining pools and runs, as fish are concentrated in limited habitat due to low water conditions.
| Conditions | Clear, Stable |
| Nymphing | Yellow Sally Nymph #12, Caddis Pupa #14, Zebra Midge #20, San Juan Worm #16 |
| Dry Fly | Yellow Sally #14, Elk Hair Caddis #14, Griffith's Gnat #20 |
| Streamer | Woolly Bugger #10, Sculpin Pattern #8 |
Based on current conditions and local shop reports · 3d ago
Conditions
At Wisdom
1h agoMostly Clear
| Flow | cfs · 1.96 ft · 58.1°F |
| Trend | ↓91% med · — 0.0% 24h |
| Wx | 47° · 💨 5 NNE · 🌧️ 0% · H: 78° / L: 41° |