The Bighorn near St. Xavier is setting up for a productive week despite strong winds. Expect slightly warmer temps than Bozeman, consistent trout feeding on sowbugs and scuds, and surprisingly solid streamer action. Here’s the March 11, 2026 update from Yellow Dog Flyfishing, plus the nymph pairs and streamer patterns producing now.

It’s a deep-freeze on the Missouri River below Holter Dam, but the fishing has stayed surprisingly solid for anglers willing to layer up and work for it. Here’s the latest from Yellow Dog Flyfishing, including a flow update and what’s been producing.

The Missouri River fishing is improving despite some wind, with nymphing and midges being effective. Focus on subsurface techniques and smaller streamers for success during winter outings.