Upper Delaware, New York
West Branch Delaware Fishing Report: July 2, 2026
The West Branch remains the responsible Upper Delaware trout choice in extreme heat, with cold release water, limited wading, and the best dry-fly chances early and late.
- Status
- good
- Flow trend
- stable
- Best window
- Early morning shade and the final two hours of light
- Best methods
- dry flies, nymphs, wet flies
Quick Summary
The West Branch is still the practical Upper Delaware trout option today. USGS showed 942 cfs and 46.9 F at Hale Eddy during the 9 AM refresh, with Stilesville at 579 cfs and 45.7 F, so the cold release is keeping this tailwater fishable while nearby freestones and the Main Stem warm. The flow is steady to slightly down from the overnight pulse pattern, which helps temperature and cover but keeps wading limited. Fish early shade, fog, and evening light, and take a hard midday break during the National Weather Service Extreme Heat Warning.
Conditions Snapshot
| Field | Value |
|---|---|
| Status | Good on the cold tailwater; extreme heat, bright sun, and limited wading are the main constraints |
| Flow | 942 cfs at Hale Eddy; 579 cfs at Stilesville |
| Gauge Height | 3.57 feet at Hale Eddy; 8.16 feet at Stilesville |
| Water Temp | 46.9 F at Hale Eddy; 45.7 F at Stilesville during the 9 AM USGS refresh |
| Clarity | Not reported by official gauges; current local context continues to favor the West Branch as the cold-water option |
| Trend | Stable to slightly falling after release pulses, with enough cold water for cover and temperature protection |
| Best Window | Early morning shade and fog, then the final two hours of light |
| Best Method | Nymphs and wet flies before surface activity; technical dries and emergers during sulphur, olive, Cahill, caddis, or spinner windows |
| Wadeability | Limited. Stay on soft edges and known access points; floating remains the better way to cover water |
Weather
For Hancock and Hale Eddy, the National Weather Service has an Extreme Heat Warning in effect and forecasts sunny heat near 98 F, with heat index values up to about 107 and light west wind. Rain chances are low during the day, so do not count on cloud cover to soften the fishing. The river is cold, but the air mass is severe: carry water, plan shade and breaks, and avoid moving to warmer trout water just because the West Branch is crowded.
River Notes
Cold release water is carrying the report again. The Hale Eddy and Stilesville gauges are both in the mid-40s this morning, while regional freestone and mainstem water is expected to climb well beyond responsible trout temperatures. The current flow gives fish cover and keeps the channel healthier, but it also makes casual wading a poor choice. Work slower seams, shaded banks, and inside bends before the sun gets high. If the day stays bright, expect the best dry-fly fishing to wait until evening; if morning fog hangs in, be ready earlier with sulphurs, olives, and small caddis.
Hatch Activity
Upper Delaware local context this morning points to the summer mix: sulphurs, Blue Winged Olives, Light Cahills, Isonychias, tan caddis, dark blue sedges, and spinners. On the West Branch those bugs matter because the water is cold enough to fish responsibly. On warmer neighboring water, a hatch is not a reason to target trout.
| Hatch | Size | Notes |
|---|---|---|
| Sulphur | 16-18 | Main summer target; carry duns, emergers, cripples, and soft hackle droppers |
| Blue Winged Olive | 16-22 | Best under fog, shade, or any brief dim-light window |
| Isonychia | 10-12 | Nymphs and swung wets can cover riffle edges and bank-side water |
| Light Cahill | 14-16 | Useful larger pale mayfly when evening rises are scattered |
| Tan Caddis | 16-20 | Pupa, soft hackles, and low-riding adults can fill gaps before steady mayfly activity |
| Dark Blue Sedge | 14 | Keep darker caddis or skittering patterns for faster evening water |
| Rusty Spinner | 14-20 | Last-light option if the wind stays manageable |
Recommended Flies
| Category | Fly | Size | Notes |
|---|---|---|---|
| Dry | Sulphur Usual, Comparadun, or Sparkle Dun | 16-18 | Primary dry when fish key on pale mayflies |
| Dry | BWO Comparadun or CDC Dun | 18-22 | Use during fog, shade, or low-light periods |
| Dry | Light Cahill or White Wulff | 14-16 | Visible searching dry for mixed evening bugs |
| Dry | Rusty Spinner | 14-20 | Keep ready for the last-light flat-water window |
| Nymph | Pheasant Tail, Frenchie, or Split-Back Mayfly | 14-18 | Good under a dry or lightly weighted in softer seams |
| Nymph | Isonychia Nymph | 10-12 | Work riffles and finish with a slow swing toward the bank |
| Wet | Soft Hackle Pheasant Tail or Soft Hackle Sulphur | 14-18 | Good emerger impression when fish flash but do not show noses |
| Nymph | Tan Caddis Pupa | 16-18 | Fish before the evening surface window |
Tactics
Treat this as a hot-weather tailwater day. Start with nymphs, wet flies, or a dry-dropper along shaded seams and soft banks, then switch to a single dry or dry-and-emerger setup only when fish show a repeatable rhythm. Keep leaders long and casts deliberate; the water is cold, but bright sun and pressure will make fish selective. Do not slide down to the Main Stem or freestones for trout in the afternoon heat, and carry a thermometer for any alternate water.
Gauge Links
| Gauge | Flow | Temp | Link |
|---|---|---|---|
| WEST BRANCH DELAWARE RIVER AT HALE EDDY NY | 942 cfs | 46.9 F | USGS 01426500 |
| WEST BRANCH DELAWARE RIVER AT STILESVILLE NY | 579 cfs | 45.7 F | USGS 01425000 |
Sources
Official sources checked: USGS stations 01426500 and 01425000, plus the National Weather Service forecast for the Hancock and Hale Eddy, NY area. This report is an original Custom FlyBox summary based on current official gauge and weather data, with local public conditions reports reviewed separately for hatch, access, method, and safety context.