Daily River Forecast

Yellowstone River

Paradise Valley, Montana

Yellowstone River | Paradise Valley, Montana | Updated September 13, 2026 | Station: Yellowstone River near Livingston, MT

  • Target foam lines, seams, and drop-offs where trout hold in slightly off-color water.
  • Use Dry-dropper.
  • Favor High buoyancy foam attractor on top with a sparse, unweighted nymph trailer to match shifting early fall drifts..
What's active
Fish this
Terrestrials, size #12-#14, Midday (10:00 AM–2:00 PM)
Parachute Hopper, size #12-#14, dry; Dave's Hopper, size #12-#14, dry; Foam Beetle, size #12-#14, dry
Baetis, size #16-#18, Midday (10:00 AM–2:00 PM)
Jigged BWO Nymph, size #16-#18, dry; Pheasant Tail, size #16-#18, dry; Sparkle Dun, size #16-#18, dry
Caddis, size #14-#16, Midday (10:00 AM–2:00 PM)
Elk Hair Caddis, size #14-#16, dry; Caddis Pupa, size #14-#16, dry; X-Caddis, size #14-#16, dry
Midges, size #18-#20, Variable
No matching fly supplied
Stoneflies, size #10-#12, Variable
No matching fly supplied
Flow1,720 cfs and steady
Water Temp56°F
WeatherClear
Rating6/10 · Fair

Clear morning skies and cool water on a freestone Yellowstone setup create a classic dry-dropper opportunity as trout look upward for terrestrials and scavenge subsurface nymphs.

The Yellowstone is the longest undammed river in the lower forty-eight and the heart of Montana float-fishing culture through Paradise Valley. It is broad, mobile, and changes with every weather push, which is why reading current speed is more important here than reading a single seam.

Wild rainbow, brown, and cutthroat trout are the main draw. The river is famous for streamer eats, hopper season, and strong mayfly windows, but spring fishing often comes down to disciplined nymphing mixed with opportunistic dry-fly shots.