What flies are hatching on the Lochsa River right now?

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

What's the current flow on the Lochsa River?

The Lochsa River is running at 452 CFS at the Near Lowell gauge. Readings update every 15 minutes from the USGS Water Services API.

Is the Lochsa River fishable today?

Yes — Lochsa River is rated fishable right now. Current flow is 452 CFS at the Near Lowell gauge.

Lochsa River Fly Fishing Conditions

Live Conditions

Lochsa River — Near Lowell

Fishable

452CFS

Discharge

1.97ft

Gauge Height

—

Water Temp

Updated 1 hr agoView on USGS ↗

7-Day Flow

↑ Rising

RisingFallingStable

24-Hr Pressure

28.24 inHg · → High/stable

Falling (good)RisingHigh/stable

Local Weather

55°FMainly clear

Wind 2 mph28.24 inHg Low & stable

Tough conditions — fish deep

Today

☁️

Overcast

77° / 53°

Tomorrow

🌧️

Rain

80° / 54°

0.16"

Sat

🌧️

Rain

76° / 58°

0.2"

Sun

☁️

Overcast

84° / 53°

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.

9

Time of Day

Using: 452 CFS · Hoppers still productive. BWOs returning

What should I pack?

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

🪰 Hatch Calendar

Lochsa River · September · Early Fall

Full calendar →

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

Select month

JanDec

Hoppers still productive. BWOs returning (size 18-20). Cooling water through the canyon, active cutthroat. Fall colors along Highway 12 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 Lochsa River

Wild & Scenic freestone tributary of the Middle Fork Clearwater along Highway 12. Native west-slope cutthroat in pocket water through dense old-growth canyon — catch-and-release only.

Golden StoneCaddisPale Morning DunHopperSalmonfly

Regulations

Catch-and-release only for trout, single barbless hook. Bull trout federally protected — release immediately. Standard Idaho fishing license required.

Learn More

Guides to help you fish Lochsa River with more confidence.