Updated October 15, 2026
    Access point

    Bighorn Sheep Canyonon Arkansas River

    The lower canyon stretch known for steep pocket water and excellent fishing into the late fall.
    Arkansas River reportDirections38.4830°N, 105.3780°W

    River flow last 30 days

    0100200300400Sep 16Sep 22Sep 27250 cfs
    USGS gauge 07094500 · daily averageUpdated Oct 1 · delayed
    Flow now
    531cfs
    Above the typical range (254–306 cfs)
    Last 7 days
    Falling
    233 to 301 cfs
    Weather now
    56°F
    Clear Sky, wind 6 mph E
    Bite report · week of Oct 4

    What's working on Arkansas River

    1. 01Consistent subsurface nymphing with midge and mayfly imitations.
    2. 02Streamer fishing can be highly productive for larger, aggressive trout.
    3. 03Look for opportunistic feeders on Blue-Winged Olive and Isonychia dry flies during hatches.
    4. 04Egg patterns are effective where spawning activity occurs.
    5. 05Water levels are generally favorable for wading and floating throughout the fall season.

    What to tie on at Bighorn Sheep Canyon

    Picked from recent reports for this stretch.

    nymph80%

    Tungsten Bead Pat's Rubber Legs

    #4#6#8#10

    This weighted stonefly nymph is crucial for getting deep in the current and imitating larger dislodged insects, a consistent food source for trout and whitefish in fall.

    Buy at Amazon
    nymph80%

    Zebra Midge

    #18#20#22#24

    The Zebra Midge is the quintessential winter fly for the Arkansas River. In sizes 20-22, it perfectly imitates the midge pupae that make up the bulk of a trout's diet in February.

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    nymph80%

    Tungsten Bead Pat's Rubber Legs

    #4#6#8#10

    Stonefly nymphs are present year-round in the Arkansas. The tungsten bead provides the necessary weight to act as an anchor fly, getting your midge droppers into the strike zone in deep winter runs.

    Buy at Amazon
    streamer80%

    Woolly Bugger (Olive)

    #4#6#8

    A versatile and reliable streamer, the olive Woolly Bugger imitates leeches and baitfish, which become a more important food source for aggressive trout bulking up for winter.

    nymph80%

    Zebra Midge (Black)

    #20#22#24

    Midges are a consistent food source year-round, and this small nymph is highly effective in colder fall waters for enticing finicky trout and whitefish.

    nymph80%

    Flashback Pheasant Tail Nymph

    #14#16#18

    An excellent general searching nymph, mimicking various mayfly nymphs that are active year-round and particularly effective as BWOs begin to emerge in fall.

    streamer80%

    Woolly Bugger (Olive)

    #4#6#8

    A reliable year-round streamer, effective for imitating leeches and baitfish, especially in the colder spring flows of the Arkansas River for active, aggressive fish.

    nymph80%

    Micro Egg

    #14#16#18

    Trout and whitefish will key on egg patterns year-round, and this is particularly effective during and after the spring spawning season of various trout species.

    Buy at Amazon
    dry80%

    Blue-Winged Olive Comparadun

    #18#20#22

    Blue-Winged Olives are actively hatching in early spring, especially on overcast days, making this low-profile dry fly excellent for selective trout feeding on emergers and adults.

    Buy at Amazon

    Colorado season by season

    What changes on the water through the year, with the flies for each season.

    Fly shops nearby

    Local flies, current advice and guided trips.

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