What flies are hatching on the South Branch Potomac River right now?

Current and seasonal hatches on the South Branch Potomac River include Hendrickson, Sulphur, Green Drake. Use the AI Hatch Advisor on this page for a live, temperature-aware recommendation.

What's the current flow on the South Branch Potomac River?

The South Branch Potomac River is running at 172 CFS at the Near Springfield gauge. Readings update every 15 minutes from the USGS Water Services API.

Is the South Branch Potomac River fishable today?

Yes — South Branch Potomac River is rated fishable right now. Current flow is 172 CFS at the Near Springfield gauge.

South Branch Potomac River Fly Fishing Conditions

Live Conditions

South Branch Potomac River — Near Springfield

Fishable

172CFS

Discharge

3.10ft

Gauge Height

—

Water Temp

Updated 2 days agoView on USGS ↗

24-Hr Pressure

29 inHg · → High/stable

Falling (good)RisingHigh/stable

Local Weather

51°FOvercast

Wind 5 mph29 inHg Low & stable

Tough conditions — fish deep

Today

☁️

Overcast

60° / 40°

Tomorrow

☁️

Overcast

68° / 45°

Mon

☁️

Overcast

71° / 49°

Tue

☁️

Overcast

75° / 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.

9

Time of Day

Using: 172 CFS · Midges. BWOs on mild afternoons. Brown trout spawning — RESPECT REDDS. Smallmouth slowing. Cold limestone water.

What should I pack?

Rod, flies, tippet, and safety gear specific to today's South Branch Potomac River conditions.

🪰 Hatch Calendar

South Branch Potomac River · November · Late Fall

Full calendar →

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

Select month

JanDec

Midges. BWOs on mild afternoons. Brown trout spawning — RESPECT REDDS. Smallmouth slowing. Cold limestone water.

Blue-Winged OliveMidge

River Map

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

About South Branch Potomac River

The South Branch of the Potomac in Hardy and Grant Counties is a West Virginia treasure — long riffles and deep pools hold wild smallmouth and stocked trout. The Smoke Hole Canyon section is particularly spectacular, with dramatic limestone cliffs and exceptional dry fly water.

HendricksonSulphurGreen DrakeLight CahillYellow SallyCaddisBlue-Winged OliveMidge

Regulations

Standard WV trout regulations. Some sections run through private land — respect posted boundaries. Smallmouth bass regulations apply in designated sections.

Learn More

Guides to help you fish South Branch Potomac River with more confidence.