Mckenzie River below Payne Creek, near Belknap Springs
Mckenzie River · Pacific NW · USGS gage 14158740
Coldwater (summer mean 6.3°C — prime coldwater).
Water
43°F
Flow
200 cfs
Air
84°F
Sky
100%
Predicted hatches · 2026-06-16
PredictedMidgeChironomidae0.50
Predicted by conditions; no reports yet. water 6.2°C (43°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.