Best Time to Fly Fish the Missouri

A world class fly fishing destination and home to some of the healthiest rainbow and brown trout populations in Montana. Just a short drive from Helena is a year round tailwater fishery. Beginning at Holter Dam and flowing through the trout towns of Wolf creek, Craig and finally to Cascade . This 35 mile stretch is characterized by deep pools, shallow flats and riffles making up this fantastic fishery. Abundant wildlife and incredible geology just add to the experience of a day spent on this iconic river. So when is the best time to fly fish the Missouri river. Below we’ll break down some of the best times to fly fish the Missouri river.

Spring Fly Fishing the Missouri River

Springtime is undoubtedly one of the best times to fly fish in the Missouri. As the snow melts and most rivers in Montana are experiencing run off, the Missouri comes alive with the promise of exciting fly fishing opportunities. Prolific hatches (BWO) Blue-Winged Olive mayflies and near ideal water temperatures can make for fantastic fishing. Spring insect hatches can be intense offering consistent dry fly fishing opportunities. Whether you’re wading through its crystal-clear currents or floating along in a drift boat, the Missouri River in spring is a fly anglers paradise. Remember springtime weather conditions can be unpredictable so being prepared is a good idea when spring fishing in Montana.

Summer Fly Fishing the Missouri River

Summer is prime season on the Mighty Missouri and offers great fishing. Late May, June, and July are peak season. Fly shops, fishing guides, shuttle drivers, lodges and outfitters are all running wide open. Flows out of Holter dam are stable and the fishing can be exceptional. During the summer months anglers can be successful using variety tactics. Fishing with nymphs and indicator rigs are by far the most popular method but dry fly fishing is the game on the Missouri. Intense hatches will run all summer long. Caddis flies, Pale Morning Dun, Tricos and terrestrials abound. However, it is important to note that the summer months can be busy, and anglers should expect to share the river with other boats and anglers.

Fall on the Mighty Missouri

Fall is one of the best times of year to target big brown and rainbow trout. As the weather begins to cool, the water temperature begins to fall. Fish become more active and aggressive. During this time, trout go through a cycle known as hyperphagia. Hyperphagia refers to a period of increased appetite and feeding activity in animals, and especially for trout, it serves as a crucial preparation for the approaching winter. While the nymping and dry fly fishing are still in play streamer fishing takes center stage. Shorter days and cooler water temperatures provide a perfect opportunity for anglers to target large trout. Stripping and swinging streamers on sinking lines can be very effective. In addition to excellent fishing, the river is framed by the stunning backdrop of fall colors. Wildlife and fall foliage provide a picturesque backdrop, making it a great time to enjoy the river.

Winter Fishing on the Missouri River

While winter can be a challenging time to fly fish the Missouri River. The right attitude, gear and weather can make all the differance. For anglers willing to brave tougher conditions can be rewarded with some big trout. Indicator fishing with nymphs can be very productive as trout tend to congregate in deeper slower areas. Winter is the time dry fly angles can see some of the best midge hatches of the year. Hatching with great intensity and often blanketing the shallow flats. These intense hatches often bring large pods of trout to the surface.

Fly Patterns and Knotable Hatches on the Missouri

When it comes to fly patterns, anglers should bring a variety of options. Blue Winged Olives, Caddisflies, March Browns, PMD’s, worms, sow bugs and midges are standard Missouri River flies. Whether you are a seasoned angler or a beginner, the Missouri River has something for everyone.