Colorado fishing reports
148 reports for Colorado — what's biting, water temps, and where to focus.
Colorado trout hold in cooling pockets as post-runoff flows stabilize
Our gauge on the Colorado River system logged 71°F water and 1,660 cfs early this morning, confirming what Roaring Fork and Colorado River reports have been tracking: runoff is on its back end and flows are dropping fast toward prime summer conditions, per Crystal Fly Shop. Nymphing with Rubberleg Stones and green-drake imitations is producing fish below Carbondale, while PMD and BWO patterns are working the Frying Pan's cold tailwater mornings. Cutthroat Anglers' Matt Campanella notes this historic low-water year hasn't hurt catch rates -- grouped-up fish are biting for anglers willing to hike a little further or fish a little lighter. Pat Dorsey Fly Fishing frames 2026 as possibly the driest season on record for the state, a theme running through shop reports all spring. With water pushing 71°F, expect afternoon lulls and early starts to matter more than usual; check state regs on any voluntary closures before fishing through the heat of the day.
Drought-thin CO tailwaters favor early risers and light tippet
Colorado's South Platte and Arkansas tailwaters are running skinny and clear this week as the state's ongoing drought — among the worst on record, per Pat Dorsey Fly Fishing — keeps flows well below normal. Cutthroat Anglers' Matt Campanella notes that with more than 60% of the Lower 48 in some level of drought and Western snowpacks at historic lows, the fish that remain are active, grouped up, and willing to eat for anglers ready to hike a little further or fish a little lighter. No fresh buoy or gauge readings came through for this update, so treat local flow numbers as the word on the water rather than what's printed here. Expect trout keyed on midges early, with tricos coming on as the morning warms — AvidMax's Fly Tying Tuesday crew has been turning out foam-back and tube-midge patterns built specifically for tailwater conditions like these. Fish the low-light hours before the summer sun pushes water temps up.
Historic Drought Pushes Colorado Trout Into Prime Skinny-Water Lies
Colorado's rivers are running about as thin as most anglers have seen in years, but low water is concentrating trout rather than shutting them off. Pat Dorsey Fly Fishing's Drought Update calls 2026 one of the worst snowpack years on record for the state, echoing Cutthroat Anglers' May Update on a historically bad winter runoff. Still, Cutthroat Anglers' Low Water Pro Tips note fish remain active and grouped up for anglers willing to hike farther and downsize tippet. Per Crystal Fly Shop, the Roaring Fork and mainstem Colorado River near Glenwood Springs are fishing well post-runoff on Rubberleg Stones and green-drake nymphs, with green drakes fully emerging below Carbondale within two weeks. The Frying Pan, already low and clear near Ruedi Reservoir, is holding steady on daily BWO and PMD hatches under light 6X tippet. We're seeing a compressed, early-arriving hatch calendar as a direct result of the thin flows.
South Platte Tailwater Trout Lock Onto Morning Trico Spinner Falls
Flow at USGS gauge 06701900 is holding at 252 cfs as of Tuesday afternoon, a stable read for South Platte tailwater trout right now. Gink and Gasoline's account of the South Platte trico hatch describes dense, cloud-like spinner falls in the surface film during the classic summer window — the kind of event that turns picky tailwater rainbows and browns into steady risers for an hour or two most mornings. Statewide, Cutthroat Anglers is flagging low, clear water as the defining condition of the 2026 season, advising anglers to hike farther from access points and downsize leaders to reach fish grouped up in deeper, cooler runs. Pat Dorsey Fly Fishing has also been tracking one of the driest years on record for Colorado, reinforcing that low-water tactics apply broadly across South Platte and Arkansas tailwater stretches this summer. No water-temperature reading came through with this cycle's gauge data, so check conditions on arrival.
Colorado freestones drop into shape as green drakes near
Runoff is fading fast across the Roaring Fork, Crystal, and Colorado River drainages, and Crystal Fly Shop is blunt about it this week: "we are in the fishing window right now, don't wait till July this year." With water dropping out of the upper reaches near Aspen, large attractor patterns are producing well in the higher flows, and green drakes are expected to arrive below Carbondale within about two weeks. The Frying Pan, fed by cold Ruedi Reservoir releases, is already running low, clear, and cold, with daily BWO hatches and PMDs starting to show. Cutthroat Anglers (CO) is framing the historically thin snowpack as an opportunity rather than a setback, noting that remaining fish are grouped up and still willing to bite for anglers who hike a little farther or go lighter on tippet. Pat Dorsey Fly Fishing (CO) confirms this is shaping up as one of the driest years on record statewide.
Tailwater trout dial in on tricos as Colorado drought drags on
Low water is the story on Colorado's South Platte and Arkansas tailwaters this summer, with Cutthroat Anglers reporting that more than 60% of the Lower 48 sits in some level of drought and Western snowpacks are near historic lows heading into July. The upside, per the same shop: fish that remain are grouped up, active, and willing to eat for anglers who hike further or fish lighter. On the South Platte's storied Dream Stream, Colorado Trout Hunters continues targeting lake-run brown and rainbow trout through its Trophy Trout program, built around the reservoir's migratory push. Trico spinner falls, a South Platte signature that Gink and Gasoline still remembers as dense enough to scoop by the handful, should keep morning risers busy through midsummer. Trout Unlimited's current tip: work pink terrestrials as grasshoppers and ants start dropping into the current.
Western Slope rivers turn on fast as Colorado runoff drops
Crystal Fly Shop is telling Roaring Fork anglers not to wait until July this year — the river is running high but already fishing well, with large attractor patterns producing well ahead of a green drake emergence expected below Carbondale in about two weeks. On the Crystal River, runoff is fading fast and the shop expects some of the best fishing of the year once flows keep dropping over the next week or so. Downstream, the Colorado River from Glenwood Springs to Rifle is on the back end of runoff with sensational fishing expected through the next few weeks as golden stones, PMDs, and caddis stack on top of the coming green drakes. The Frying Pan, by contrast, is already low, clear, and cold, with daily Blue-Winged Olive hatches and building PMD activity best worked with nymphs before afternoon hatches kick off. Statewide, both Cutthroat Anglers and Pat Dorsey Fly Fishing are flagging this as a historically low-snowpack year, which is compressing the usual runoff-to-prime-water timeline.
Low, clear tailwaters keep South Platte and Arkansas browns picky
Colorado's 2026 water year has been rough on paper, Pat Dorsey Fly Fishing calls it one of the driest on record for the state, and Cutthroat Anglers' Matt Campanella has been steering clients toward adapted low-water tactics as reservoirs run down. The good news for South Platte and Arkansas River anglers: dam-controlled tailwaters typically buffer against drought better than freestone streams, and technical dry-dropper and midge fishing remains the game plan. AvidMax Blog's recent Fly Tying Tuesday features, the Chocolate Foam Back and Titan Tube Midge, target exactly the subsurface, slow-water presentations these rivers demand right now. Colorado Trout Hunters continues to highlight lake-run browns pushing through the Dream Stream stretch of the South Platte during shoulder seasons, and Gink and Gasoline notes that picky tailwater trout call for precise, drag-free drifts with downsized nymphs. Expect low, clear, technical water with fish grouped in deeper runs, willing to eat small offerings fished patiently and quietly.
South Platte Trico falls fire as low flows concentrate tailwater trout
USGS gauge 06701900 recorded 252 cfs on the South Platte on July 5 — a modest reading that reflects the historically thin snowpack Cutthroat Anglers documented in their spring update. No water temperature data was available from the gauge; Trout Unlimited cautions that warm summer water reduces dissolved oxygen and stresses trout, so check temps before extended sessions. The defining event for this stretch in early July is the Trico spinner fall: Gink and Gasoline's South Platte piece describes spinner densities so concentrated that a single hand-swipe across the surface yields dozens of spent insects, with trout sipping steadily in the film. Mornings are the prime window for surface action on small Trico patterns. Cutthroat Anglers' low-water pro tips note that drought-year fish are "active, grouped up, and ready to bite" for anglers willing to fish lighter and wade quietly. On the Arkansas tailwater, AvidMax Blog's recent tying features highlight the Chocolate Foam Back and Titan Tube Midge as effective midge emerger choices for selective tailwater trout.
Colorado River exits runoff prime with summer hatches lining up
Crystal Fly Shop reports the Colorado River near Glenwood Springs is now on 'the back end of runoff with currently great water conditions and happy fish' -- an optimal window before midsummer heat fully arrives. The shop notes green drakes, golden stones, PMDs, and caddis are all on the horizon within the next two weeks, making the Glenwood-to-Rifle corridor a priority for dry-fly anglers right now; attractor patterns and Rubberleg Stone nymphs are already producing. On the Frying Pan River, Crystal Fly Shop describes flows as 'low, clear, cold and reliable' with BWO hatches firing daily and PMDs making a recent appearance -- 6X fluorocarbon tippet is standard fare. Cutthroat Anglers guide Matt Campanella frames 2026's historically low Western snowpack not as a crisis but an opportunity: fish are 'active, grouped up, and ready to bite for the angler willing to hike a little further or cast a little lighter.' The Arkansas River corridor, served by shops like Anglers Covey, is entering its characteristic low-water summer mode ahead of schedule.
South Platte trico hatches peak; tailwater midges hold the Arkansas this July
Gink and Gasoline singles out the South Platte River as prime trico country in summer — dense spinner falls demand drag-free presentations and light tippet, and the fish reward precision anglers. Colorado's 2026 season is running lean: Cutthroat Anglers (CO) reported historically poor winter snowpack, pushing freestone reaches low and warm. Tailwaters on the South Platte and Arkansas are the smart play right now, insulated by consistent dam releases that keep temperatures manageable. AvidMax Blog (CO) has been spotlighting midge emergers — patterns like the Chocolate Foam Back and Titan Tube Midge — as top producers in clear, cold tailwater conditions. Cutthroat Anglers notes that in low-snowpack years, trout group tighter into holding lies, making them findable but requiring accurate, delicate presentations. Trout Unlimited cautions that warm-water stress is real this summer; plan morning sessions and be ready to rest fish quickly.
Summer heat arrives on the Colorado & Arkansas — trout target cool seams
Water temps on the Colorado River registered 71°F at USGS gauge 09095500 on the evening of July 3 — right at the upper edge of comfortable trout-fishing territory. Cutthroat Anglers (CO) put it plainly: more than 60% of the Lower 48 is in some level of drought and Western snowpacks ran at historic lows this winter, yet 'the fish that remain are active, grouped up, and ready to bite for the angler willing to hike a little further or cast a little lighter.' Crystal Fly Shop noted the Colorado River shedding its runoff flows and entering a prime summer window, with green drakes and golden stones on the near horizon. At 71°F and with holiday-weekend pressure on popular access points, the most productive play will be early-morning sessions targeting shaded, oxygenated pockets and tailwater stretches where regulated releases keep temperatures in check. Field & Stream echoes the approach: mid-river pocket water holds active summer trout and requires far less technical precision than slow-water flats.