Newhalem Creek Near Newhalem
Newhalem Creek · Pacific NW · USGS gage 12178100
Coldwater (summer mean 11.7°C — prime coldwater).
Water
n/a
Flow
n/a
Air
66°F
Sky
3%
Pressure
30.02 in
Wind
3 mph
Predicted hatches · 2026-07-31
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.