West Branch Delaware River At Stilesville
West Branch Delaware River · Northeast · USGS gage 01425000
Coldwater (summer mean 9.0°C — prime coldwater).
Water
45°F
Flow
507 cfs
Air
56°F
Sky
2%
Predicted hatches · 2026-06-16
PredictedMidgeChironomidae0.50
Predicted by conditions; no reports yet. water 7.1°C (45°F) sits in the prime band (1-10°C); shoulder of the season; 8 days sustained ≥0°C; watch midday, especially cold months.
flies: Zebra Midge #18-22, Griffith's Gnat, Disco Midge
PREDICTED from the first-principles model only. Report-confirmed signal (fly-shop & forum reports) is the next milestone.