In March, the Flathead Valley's unpredictable weather has led to unusual fishing conditions. Despite challenges, trout fishing is thriving, with guides recommending slow, deep techniques and bright flies for success.

Discover why fly fishing films are essential for Montana anglers during spring fever season, from inspiration to conservation and community connection.

The Jefferson River is fishing tough but doable in early spring. Slow down, get deep in softer inside water, and plan around late morning through mid-afternoon. Here’s the latest Jefferson River report from Fins and Feathers (2/5 on March 9, 2026), including the nymph and streamer patterns producing now.

March on Montana’s Missouri River is rarely predictable—and 2026 could be even more of a wildcard with low snowpack and warming water. Here’s what to expect for midges, nymphing, streamer fishing, swinging flies, and the fickle spring weather that can make (or break) your day on the Mo.

Northwest Montana waters are opening up fast. Chancy’s Fish Camp reports Echo Lake is fully open with early smallmouth showing, McGregor is producing lake trout and rainbows, Flathead Lake is fishing well for lakers, and Koocanusa is kicking out rainbows and bull trout. Plus: which Flathead River sloughs are open, a Thompson River update, and an ice-safety reminder.