Kootenai River At Porthill
Kootenai River · Rockies · USGS gage 12322000
Trout (marginal) (summer mean 17.1°C — trout, warm in summer; very large river (21,700 cfs)).
Water
n/a
Flow
18,300 cfs
Air
64°F
Sky
0%
Pressure
29.71 in
Wind
5 mph
Predicted hatches · 2026-06-20
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.