Roaring Fork River

Colorado Fly Fishing

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Roaring Fork River

October 13, 2025
Normal Flow
Current Conditions
Flow
480 CFS
Normal
Clarity
Clear
Clear
Water Temp
48°F
Fishing Rating
8/10
Best Times to Fish
Morning
Evening
What's Working
  • Dry-dropper rigs (BWO / midge dry over emergers)
  • Micro nymphs (PT, RS2, zebra midge)
  • Slim streamers along cutbanks, seam breaks, structure
  • Soft hackle / emergers in mellow runs
  • Terrestrials late in the day
Active Hatches

BWOs dominate in soft seams. Midges fill in gaps in calmer water zones. Occasional October Caddis may flutter near banks or dusk. Terrestrials (small beetles, ants) may drift into runs late.

Detailed Report

The Roaring Fork is showing classic fall behavior. With flows at ~480 cfs, water is cool and clear. Trout are active but selective. In the early hours, they hold tight in deeper seams, pocket runs, and behind structure. Begin with micro-nymph rigs and finesse your presentation to avoid spooking fish. As sunlight creeps in, fish spread into riffle edges, shelf seams, and softer currents. Dry-dropper rigs become more effective—let your BWO or midge dry float above a delicate emerger. Stay ready to adjust your depth or fly size based on drift and fish response. During hotter midday sun, fish may retreat to shade, undercuts, or broken current lines. If the dry fly window weakens, drop to emergers or soft hackle patterns. On overcast days, the dry fly window can extend, and trout may rise consistently. Evening brings the better streamer chances. Browns and aggressive trout move toward structure—cast slim, natural streamers near undercuts, along banks, and just off seams. Gentle twitches or slow pulses often outfish aggressive strips in these low-light conditions. Fish behavior is more opportunistic now—they rotate among current breaks, seams, and structure depending on drift and hatch activity. Don't fixate on one style. Be mobile, watch for rises, and switch flies or depths promptly.

Fly Recommendations

Dries

Sparklewing BWO #18–20, midge dries #20–22, small Caddis #16–18

Nymphs

Tungsten PT #18–20, RS2 / Sparklewing RS2 #20–22, Zebra Midge #20–22

Streamers

Slim minnow patterns #8–12, micro leeches #10–12

Other

Terrestrials #14–16

Pro Tips
  • Prioritize drift perfection—drag kills in clear water.
  • If one method stalls, shift (dry, dropper, streamer) before frustration sets in.
  • Focus on seams, edges, and structure breaks—they hold the fish.

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