Updated October 15, 2026
    Access point

    Willow Creek Confluenceon New Fork River

    Productive water where Willow Creek joins the New Fork, creating varied current and structure for trout.
    New Fork River reportDirections42.8980°N, 109.8800°W
    Bite report · week of Oct 4

    Clear skies and crisp fall air on the New Fork River

    1. 01Clear skies and crisp fall air on the New Fork River.
    2. 02Consistent Blue-Winged Olive (BWO) hatches expected, especially midday or on overcast days.
    3. 03Midges are a year-round food source, becoming more critical as water cools.
    4. 04Larger October Caddis may emerge sporadically, offering a substantial meal.
    5. 05Focus fishing efforts on slower, deeper pools and soft riffles.
    6. 06Upper stretches of the New Fork River offer the best visibility and active fish.
    7. 07Slow and deliberate presentations are key in cooling water; ensure nymphs are weighted to reach the bottom.
    8. 08For streamers, a slow, strip-pause retrieve is more effective for lethargic, colder-water fish.

    What to tie on at Willow Creek Confluence

    Picked from recent reports for this stretch.

    streamer80%

    Pine Squirrel Leech (Olive)

    #14#16

    Small leech patterns effectively mimic sluggish baitfish and annelids in the cold water, enticing strikes from larger, lethargic trout in the early spring conditions of the New Fork River.

    dry80%

    Tungsten Nemec Stone

    #14#16

    This weighted stonefly nymph is excellent for getting deep in the current and imitating large dislodged insects, a crucial tactic in high spring flows on the New Fork River.

    nymph80%

    San Juan Worm

    #10#12#14

    Exceptionally effective after any significant rain or runoff, providing a readily available protein source for trout in the New Fork River's elevated spring flows.

    Buy at Amazon
    nymph80%

    Pheasant Tail Nymph

    #14#16#18#20

    Mimicking various small mayfly nymphs (including BWOs), the Pheasant Tail is a year-round staple that shines during spring BWO activity on the New Fork River.

    Buy at Amazon
    dry80%

    Blue-Winged Olive Comparadun

    #18#20#22

    Blue-Winged Olives begin to hatch in early spring, especially on overcast days, making this low-profile dry fly excellent for selective trout feeding on emergers and adults on the New Fork River.

    dry80%

    Mother's Day Caddis

    #14#16#18

    The prolific Mother's Day Caddis hatch is expected in late April through May, making this dry fly a perfect imitation for adult caddis on the New Fork River.

    streamer80%

    Black Woolly Bugger

    #4#6#8

    A versatile streamer, effective year-round for predatory trout, especially as they become more active in warming spring waters, imitating leeches and baitfish in the New Fork River's potentially murky flows.

    nymph80%

    Prince Nymph

    #10#12#14#16

    A year-round attractor nymph that is highly effective in all water types, particularly useful as a searching pattern in the varied spring flows of the New Fork River.

    Buy at Amazon
    dry80%

    Isonychia Dun

    #14#16

    Isonychia are actively hatching on freestone rivers during the late summer, making this a prime pattern for rising trout.

    Wyoming 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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