Daily River Forecast

Green River

Flaming Gorge, Utah

Green River | Flaming Gorge, Utah | Updated September 13, 2026 | Station: Green River near Greendale, UT

  • Maintain a drag-free drift close to weed beds and gravel runs where trout feed on drifting nymphs.
  • Use Indicator Nymphing.
  • Favor Small beadheads, natural coloration, and subtle profiles.
What's active
Fish this
Scuds, size 16-18, Morning (6:00 AM–10:00 AM)
Olive Scud, size 16-18, dry; Tan Ray Charles, size 16-18, dry; Argentine Scud, size 16-18, dry
Midges, size 18-22, Morning (6:00 AM–10:00 AM)
Zebra Midge, size 18-22, dry; Juju Midge, size 18-22, dry; Top Secret Midge, size 18-22, dry
Tricos, size 20-22, Morning (6:00 AM–10:00 AM)
Trico Nymph, size 20-22, dry; Thread Midge, size 20-22, dry; Flashback Black Beauty, size 20-22, dry
Caddis, size 16-18, Variable
No matching fly supplied
Terrestrials, size 14-16, Variable
No matching fly supplied
Flow2,170 cfs and steady
Water Temp59°F
WeatherClear
Rating8/10 · Good

The clear tailwater conditions and steady flows favor precise subsurface presentations using scuds, midges, and small mayflies. Trout are holding in predictable riffles and runs, feeding steadily on abundant aquatic invertebrates.

The Green below Flaming Gorge Dam is one of the West's signature tailwaters, known for clear water, strong bug life, and high trout density. The river is split into recognizable sections, but the core pattern is the same: technical presentations in stable holding water.

Rainbows and browns are the primary quarry. Anglers know the river for productive nymphing, selective dry-fly fishing, and trout that feed heavily on small invertebrates year-round.