Blue River Near Dillon
Blue River · Rockies · USGS gage 09046600
Coldwater (summer mean 11.4°C — prime coldwater).
Water
n/a
Flow
n/a
Air
50°F
Sky
100%
Pressure
29.86 in
Wind
3 mph
Predicted hatches · 2026-09-15
No bugs scoring above the noise floor right now.
PREDICTED from the first-principles model only. Report-confirmed signal (fly-shop & forum reports) is the next milestone.