Summit Basin // Tailwaters
Tactical Telemetry Deck
Bighorn River - Fort Smith
Montana · USGS // 06287000
Hydraulic & Tailwater Vitals
USGS Flow Deck // 01Hydro Discharge
—
Δ 3 HR — CFS
Δ 24 HR — CFS
Observed —
Core Thermal Run
—
—
— // 3 HR · Observed —
—
USGS gauge datum
Not a wading safety rating
Observed —
Optical Transmittance
—
Turbidity not reported
Observed —
Daily historical median unavailable
Atmospheric & Emergence Triggers
NWS / Open-Meteo // 02BAROMETRIC PRESSURE
—
Pressure feed offline · retrying
SOLAR ATTENUATION FACTOR
—
WIND // 10M
—
AIR / WATER THERMAL SPREAD
—
Refreshing live hatch velocity tracks…
Dam & Reservoir Intelligence // 03
Yellowtail Dam
Bighorn Lake · USBR
Pool Elevation
—
Feed unavailable
Reservoir Storage
—
Feed unavailable
Storage volume · capacity benchmark unavailable · provisional reports
Reported Dam Outflow
—
Feed unavailable
Reach Flow & Change Monitor
Gauge flow unavailable // 3 HR —
Release − gauge — · No aligned independent readings
Observed flow only · not a surge arrival forecast
Release schedule · not connected; changes may be unannounced
USBR source ↗Local Outfitter // Tactical Brief
Seasonal BriefBighorn Angler
This time of year, look for sowbug lines along the shelves. Cover water until you find the pod, then anchor and work it thoroughly.
Guide Selection
Tungsten Zebra
Red Zebra
Confirm active sizes & emergence stage at counter