Fraser River At Winter Park, Co.
Fraser River · Rockies · USGS gage 09024000
Coldwater (summer mean 10.3°C — prime coldwater).
Water
34°F
Flow
3 cfs
Air
42°F
Sky
0%
Pressure
29.91 in
Wind
6 mph
Predicted hatches · 2026-10-30
PredictedMidgeChironomidae0.45
Predicted by conditions; no reports yet. water 0.9°C (34°F) is warming toward the prime band (1-10°C); shoulder of the season; 7 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.