What flies are hatching on the Little Juniata River right now?

Current and seasonal hatches on the Little Juniata River include Sulphur, March Brown, Green Drake. Use the AI Hatch Advisor on this page for a live, temperature-aware recommendation.

What's the current flow on the Little Juniata River?

The Little Juniata River is running at 398 CFS at the At Spruce Creek gauge. Readings update every 15 minutes from the USGS Water Services API.

Is the Little Juniata River fishable today?

Yes — Little Juniata River is rated fishable right now. Current flow is 398 CFS at the At Spruce Creek gauge.

Little Juniata River Fly Fishing Conditions

Live Conditions

Little Juniata River — At Spruce Creek

Fishable

398CFS

Discharge

2.76ft

Gauge Height

—

Water Temp

Updated 50 min agoView on USGS ↗

7-Day Flow

↑ Rising

RisingFallingStable

24-Hr Pressure

29.25 inHg · → High/stable

Falling (good)RisingHigh/stable

Local Weather

74°FClear sky

Wind 3 mph29.25 inHg Low & stable

Tough conditions — fish deep

Today

🌧️

Rain

80° / 64°

0.16"

Tomorrow

☁️

Overcast

82° / 58°

Wed

☁️

Overcast

84° / 69°

Thu

☁️

Overcast

86° / 70°

0.02"

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: 398 CFS · Terrestrial peak

What should I pack?

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

🪰 Hatch Calendar

Little Juniata River · August · Late Summer

Full calendar →

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

Select month

JanDec

Terrestrial peak (ants, beetles, hoppers). Trico continues mornings. Fish dawn and dusk in summer heat.

TricoTerrestrials

River Map

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

About Little Juniata River

One of Pennsylvania's premier wild brown trout rivers. The Tyrone-to-Spruce Creek corridor in Huntingdon County is legendary among East Coast anglers — wild fish average 12–16 inches with much larger fish common. Limestone-influenced freestone water with excellent Sulphur, March Brown, and Green Drake hatches.

SulphurMarch BrownGreen DrakeTricoCaddisBlue-Winged OliveMidge

Regulations

Class A Wild Trout designation throughout much of the trophy water. Fly Fishing Only / Catch-and-Release sections — consult current PFBC regs for boundaries. Significant private water in the Spruce Creek corridor (Penn State / Allenberry leases) — public access from designated launches and PFBC easements only. Requires PA fishing license + trout/salmon permit.

Learn More

Guides to help you fish Little Juniata River with more confidence.