Fishing Season: Year Round (Prime July 4 - October 15)

Yellowstone River - MT

Fishing Outlook & Conditions

Water Temp:

62

Yellow Dog Flyfishing's Tip of the Week

Dry fly fishing has been OK. Nymphing should be good and streamer fishing has been OK. Fishing has been picking up with the recent cool weather. Be sure to fish early as the heat has fish hunkering in the afternoon.

Directions open in app

Map of Yellowstone River

Water Flow Data

Orvis-Endorsed guides nearby

Fins & Feathers
Firehole Ranch
Madison Valley Ranch
The Tackle Shop Outfitters
Long Outfitting
Hubbard's Yellowstone Lodge

5-Day Outlook as of 9/16/26

Moderate temperatures expected all week. Water temperatures are now really good all day. Fishing should be good early in the morning and again in the evening. Not as good when the sun is high.

Techniques & Tips as of 9/16/26

Dry-dropper with an attractor dry or hopper and perdigons will be the best bet. Fish your nymphs about 3 feet under your dry fly. Streamers will be another OK option.

Local Species Available Year Round (Prime July 4 - October 15)

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    Mountain Whitefish

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    Rainbow

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    Brown and Cutthroat Trout

Yellow Dog Flyfishing's Recommended Fly Patterns

"Must-have" fly fishing patterns in descending order of importance:

Name: Colors: Size(s):
Bead Head Brassie™ Copper 16
Sparkle Dun Olive 16
Vernille San Juan Worm Red 8-10
Fly Formerly Known As Prince Peacock 12-16
TH 20 Incher Peacock 10
Moto’s Minnow Natural 6
Peanut Envy Black 4
Skiddish Smolt Silver 4
Pat's Rubberleg Black, Brown, Tan 6-10
Zebra Midge Red 18

Bead Head Brassie™

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Item #0957

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Yellow Dog Flyfishing's Recommended Gear

Description: About Yellowstone River

The Yellowstone is the longest undamned river in the US. It's also one of the country's premier trout streams. The 'Stone has good populations of Brown, Rainbow, and Cutthroat trout. It's water types very from rugged canyon's to scenic pastoral floats. The Yellowstone has something to offer any trout angler.

Nearest Airport:

Gallatin Field Airport (BZN), Bozeman, Montana

Hatches:

Caddis, Hoppers, Ants

Best Time to Fish:

morning

Best Stretch:

Above Livingston

Best Access:

Above Emigrant Fishing Access.