East Branch Delaware River At Downsville
East Branch Delaware River · Northeast · USGS gage 01417000
Coldwater (summer mean 6.6°C — prime coldwater).
Water
44°F
Flow
79 cfs
Air
54°F
Sky
10%
Pressure
29.98 in
Wind
6 mph
Predicted hatches · 2026-10-30
PredictedBlue-Winged OliveBaetis spp.1.00
Predicted by conditions; no reports yet. water 6.5°C (44°F) sits in the prime band (6-11°C); peak season; watch midday, especially overcast afternoons.
flies: BWO Sparkle Dun #18-22, RS2, Pheasant Tail #18
PredictedMidgeChironomidae0.50
Predicted by conditions; no reports yet. water 6.5°C (44°F) sits in the prime band (1-10°C); shoulder of the season; 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.