Yellowstone River Report: Spring Runoff Dropping, Trout Biting Hard at First Light

This is Artificial Lure with your Yellowstone River fishing report, coming to you like a neighbor at the boat ramp. We don’t worry about tides here on the Yellowstone—she’s a free‑flowing, non‑tidal river—so your focus is flow, clarity, and weather. The National Weather Service has us under a cool, mostly clear pattern with light morning winds, building to a modest breeze by afternoon. Expect chilly starts in the 40s, climbing into the 60s–low 70s. The USGS gauges are showing seasonally elevated but dropping flows from runoff; visibility is improving to that nice green 1–2 feet in several stretches. Sunrise is right around 5:45 a.m. with sunset close to 9:00 p.m., giving a long fishing window. The best bite has been in the low‑light brackets: first light to about 10 a.m., then picking up again after 6 p.m. when the sun slides off the water and the wind lays a bit. Local fly shops in Livingston and Billings are reporting solid trout action where side channels and softer seams give fish a break from the pushy current. Browns and rainbows in the 12–18 inch class have been common, with a few over 20 inches showing up for anglers who nymph deep. Whitefish are plentiful, especially below riffles. Down lower, around Laurel into Billings, smallmouth bass are starting to wake up in the rocky runs and slower edges, with fish in the 10–15 inch range most frequent. On the trout front, subsurface is still king. Best producers have been: - Nymphs: stonefly nymphs (sizes 6–10), prince nymphs, pheasant tails, and wire worms or San Juan worms as a point fly. Run them deep under an indicator with enough weight to tick near bottom. - Streamers: olive or black buggers, sculpin patterns, and articulated olive/black streamers. Swing them off the banks and through soft inside corners. - For the afternoon, carry a few blue‑wing olive and small caddis patterns; when the clouds roll in, you’ll see some noses in the softer slicks. Gear anglers are doing well with: - Crankbaits: small to medium shad‑style and crayfish‑pattern plugs in natural browns and olive. - Spinners: Panther Martin and Mepps in gold or black with a gold blade. - Soft plastics: for smallmouth, 3–4 inch tubes and grubs in green pumpkin or brown, bounced through rock gardens and eddies. Bait anglers should lean on: - Nightcrawlers drifted with just enough weight to tap bottom. - For catfish down lower, cut bait or chicken liver fished after dark on deeper bends and deep outside corners. A couple of hot spots right now: First, the stretch around Livingston—especially from Carter’s Bridge downstream. As flows settle, the inside bends and side channels there are holding good numbers of browns and rainbows. Focus on the soft edges behind boulders and logjams; get your nymphs down fast and hang on. Second, the reach from Laurel down toward Billings is your best bet for a mixed bag. Target mid‑depth rocky runs and current breaks for smallmouth, and the deeper pools and cutbanks for channel cats. Cover water with crankbaits until you find a pocket of active fish, then slow down with plastics or bait. Overall fish activity is “good with effort”: you’ll work for them in the quick water, but the improving clarity and stable weather mean each day should fish a little better than the last. Waders should be cautious—this is still a powerful river—so pick your crossings carefully and don’t be shy about a wading staff and a belt. That’s your Yellowstone River rundown from Artificial Lure. Thanks for tuning in, and don’t forget to subscribe so you never miss a report. This has been a quiet please production, for more check out quiet please dot ai. Great deals on fishing gear https://amzn.to/44gt1Pn