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 267 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 267 CFS at the Straight River, MN gauge.

Straight River Fly Fishing Conditions

Live Conditions

Straight River — Straight River, MN

Fishable

267CFS

Discharge

4.54ft

Gauge Height

—

Water Temp

Updated 41 min agoView on USGS ↗

7-Day Flow

↓ Falling

RisingFallingStable

24-Hr Pressure

29 inHg · ↑ Rising

Falling (good)RisingHigh/stable

Local Weather

45°FOvercast

Wind 21 mph29 inHg Rising

Conditions improving

Today

🌧️

Rain

52° / 43°

0.9"

Tomorrow

🌧️

Rain

46° / 36°

0.07"

Sat

☀️

Clear sky

51° / 33°

Sun

☁️

Overcast

62° / 39°

Rain in forecast — expect rising, off-color water in 12–24 hrs.

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: 267 CFS · BWOs

What should I pack?

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

🪰 Hatch Calendar

Straight River · October · Fall

Full calendar →

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

Select month

JanDec

BWOs (size 18-20). Pre-spawn browns. Sections close mid-late October.

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 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.