What flies are hatching on the Straight River right now?

Current and seasonal hatches on the Straight River include Blue-Winged Olive, Hendrickson, Sulphur. Use the AI Hatch Advisor on this page for a live, temperature-aware recommendation.

What's the current flow on the Straight River?

The Straight River is running at 294 CFS at the Straight River, MN gauge. Readings update every 15 minutes from the USGS Water Services API.

Is the Straight River fishable today?

Yes — Straight River is rated fishable right now. Current flow is 294 CFS at the Straight River, MN gauge.

Straight River Fly Fishing Conditions

Live Conditions

Straight River — Straight River, MN

Fishable

294CFS

Discharge

4.61ft

Gauge Height

—

Water Temp

Updated 1 hr agoView on USGS ↗

7-Day Flow

↓ Falling

RisingFallingStable

24-Hr Pressure

28.58 inHg · → High/stable

Falling (good)RisingHigh/stable

Local Weather

77°FClear sky

Wind 8 mph28.58 inHg Low & stable

Tough conditions — fish deep

Today

🌤️

Mainly clear

88° / 72°

Tomorrow

☁️

Overcast

86° / 70°

Sun

☁️

Overcast

86° / 64°

Mon

🌦️

Drizzle

86° / 70°

0.15"

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: 294 CFS · TRICO spinner falls

What should I pack?

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

🪰 Hatch Calendar

Straight River · July · Summer

Full calendar →

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

Select month

JanDec

TRICO spinner falls (size 22-24) dawn. Sulphurs evenings. Terrestrials productive.

TricoTerrestrials

River Map

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

About Straight River

The Straight River in southeast Minnesota is a medium-sized Driftless trout stream with strong populations of wild brown trout. Flows through a mix of pasture and woodland with public-access easements along most of the trout water. Classic SE MN limestone-influenced fishery — Trico spinner falls, Sulphurs, and summer terrestrials.

Blue-Winged OliveHendricksonSulphurCaddisTricoTerrestrials

Regulations

Minnesota fishing license required ($25 resident annual) + $10.75 trout stamp. Season opens second Saturday in April (2026: April 11). Verify county-by-county special-regulation sections in current Minnesota DNR trout regulations.

Learn More

Guides to help you fish Straight River with more confidence.