Colorado River Fly Fishing Report - June 14, 2026

Fly Fishing Report

COLORADO RIVER

Report
JUN 14 — 21, 2026
🌊
Flow
CFS
🌡️
Water Temp
☀️
Weather
46–92°F
Partly Cloudy
💧
Clarity
Clear
Check post-storm
USGS real-time gauge data is unavailable for this report; guide sources indicate flows near Kremmling around 254–370 CFS — well below floatable levels, making all sections wade-only. Water temperatures are holding in the 48–58°F range, keeping trout active and fish tightly concentrated in prime feeding lies.
Hatch Chart
Insect Size Activity Prime Time
Caddis #14–18 Peak — dominant summer hatch Late afternoon to evening (5:00–8:00 PM)
Golden Stonefly #8–12 Active — bringing up larger trout Midday through evening
Pale Morning Dun (PMD) #16–20 Active — upper sections Morning (7:00–10:00 AM)
Blue-Winged Olive (BWO) #20–22 Moderate — overcast and morning windows Early morning (7:00–10:00 AM)
Yellow Sally #14–16 Emerging — beginning mid-summer cycle Midday
Green Drake #12–14 Starting — lower sections near Glenwood Evening (6:00–8:00 PM)
Best Time Window
  • Early Morning (7:00–10:00 AM) — BWO and PMD hatches; technical dry fly on tailouts and slow glassy runs
  • Late Afternoon to Evening (5:00–8:00 PM) — Peak caddis and golden stonefly activity; aggressive surface rises along seams and foam lines
  • All Day (Nymphing) — Tungsten nymph rigs through pocket water and deeper pools remain the most consistent producers regardless of hatch activity
Guide's Tip
From the benchWith flows at historic lows and 92°F heat in the forecast, trout will push into shaded canyon slots, deeper pools, and any seam with oxygenated current — avoid sun-baked flats entirely during midday. Your best dry fly windows are early morning (7–10 AM) for BWOs and PMDs on slow tailouts, and again from 5 PM onward when caddis and golden stones fire in earnest along foam lines. Nymph a Pat's Rubber Legs tight to the bottom through pocket water all day — concentrated fish in low flows means every prime lie holds a trout. Watch for afternoon wind gusts up to 30 mph; when it picks up, shorten your leader and switch to heavier tungsten nymphs to maintain depth control.
Main Species
Brown Trout
Rainbow Trout
Colorado River Cutthroat Trout
Fly Fish Food
Report generated June 14, 2026 — Next update: June 21, 2026