What flies are hatching on the Selway River right now?

Current and seasonal hatches on the Selway River include Salmonfly, Golden Stone, Caddis. Use the AI Hatch Advisor on this page for a live, temperature-aware recommendation.

What's the current flow on the Selway River?

The Selway River is running at 612 CFS at the Near Lowell gauge. Readings update every 15 minutes from the USGS Water Services API.

Is the Selway River fishable today?

Selway River is rated marginal right now. Flow is 612 CFS at the Near Lowell gauge. Go in prepared — heavier tippet, cautious wading, or target edges and seams.

Selway River Fly Fishing Conditions

Live Conditions

Selway River — Near Lowell

Marginal

612CFS

Discharge

3.12ft

Gauge Height

—

Water Temp

Updated 57 min agoView on USGS ↗

7-Day Flow

↑ Rising

RisingFallingStable

24-Hr Pressure

27.76 inHg · → High/stable

Falling (good)RisingHigh/stable

Local Weather

56°FClear sky

Wind 5 mph27.76 inHg Low & stable

Tough conditions — fish deep

Today

☁️

Overcast

76° / 51°

Tomorrow

☁️

Overcast

76° / 53°

Sat

🌦️

Drizzle

76° / 55°

0.04"

Sun

☁️

Overcast

83° / 51°

Cold front incoming — go deep with nymphs, surface activity likely slow.

Weather by Open-Meteo · No API key · Updated every 30 min

What should I fish today?

⚡ AI

AI-powered recommendation using today's live flow, temperature, and hatch data.

6

Time of Day

Using: 612 CFS · HOPPER SEASON peak

What should I pack?

Rod, flies, tippet, and safety gear specific to today's Selway River conditions.

🪰 Hatch Calendar

Selway River · September · Early Fall

Full calendar →

Showing typical dates — water temperature data unavailable for live hatch predictions.

Select month

JanDec

HOPPER SEASON peak (size 8-12) early month. BWOs returning (size 18-20). Cooling water, active cutthroat. Fall colors through the Selway-Bitterroot spectacular. September is the month.

Blue-Winged Olive

River Map

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USGS Gauge (click for site ID)Fishing Access / SectionScroll to zoom disabled — use map controls

About Selway River

Wild & Scenic freestone draining the Selway-Bitterroot Wilderness, joining the Lochsa at Lowell to form the Middle Fork Clearwater. Native west-slope cutthroat and bull trout in remote, pristine pocket water — one of the most wilderness-feeling fisheries in the lower 48.

SalmonflyGolden StoneCaddisPale Morning DunHopperBlue-Winged Olive

Regulations

Catch-and-release for cutthroat with single barbless hook in many stretches. Bull trout federally protected — release immediately. Standard Idaho fishing license required. Check current IDFG rules.

Learn More

Guides to help you fish Selway River with more confidence.