Big Timber Creek above Mouth At Leadore
Big Timber Creek · Rockies · USGS gage 13304050
Coldwater (summer mean 14.4°C — prime coldwater).
Water
37°F
Flow
2 cfs
Air
38°F
Sky
24%
Pressure
30.28 in
Wind
12 mph
Predicted hatches · 2026-11-02
PredictedMidgeChironomidae0.48
Predicted by conditions; no reports yet. water 2.8°C (37°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.