Waters · United States
Green River (Fontenelle) fishing report
Updated Friday, 9 October 2026 · refreshed automatically through the day
The Fontenelle tailwater is the quiet Green: the same cold releases and heavy trout numbers as the Utah stretch below Flaming Gorge, with a fraction of the boats.
Today's report: excellent (84/100)
Brown Trout is the most promising species on Green River (Fontenelle) today. Water temperature at the gauge is 13.7°C (57°F) and barometric pressure is falling. Gauge GREEN RIVER NEAR GREEN RIVER, WY shows the water level falling (1 cm/24h).
Green River (Fontenelle) water temperature and flow
- Water temperature: 13.7°C (57°F)
- Discharge: 20.2 m³/s (713 cfs) — down 3% over 24 hours
- Level trend: falling (1 cm/24h)
Measured at gauge GREEN RIVER NEAR GREEN RIVER, WY · reading 62 min ago. Published by the national hydrological service, not estimated by us.
Best time to fish today
- 00:00–02:00 local time — score 88/100
- 03:00–05:00 local time — score 82/100
- 07:00–09:00 local time — score 89/100
3-day outlook by species
| Species | Friday 9 Oct | Saturday 10 Oct | Sunday 11 Oct |
|---|---|---|---|
| Rainbow Trout | 73 — good | 84 — excellent | 80 — excellent |
| Brown Trout | 84 — excellent | 89 — excellent | 88 — excellent |
Why this score
Cast & Scan uses a deterministic, published scoring model — no black box. The strongest influences on today's Green River (Fontenelle) rating:
- water temperature: helping (+1)
- solunar period: helping (+1)
- season: helping (+1)
- wind: helping (+0.9)
- precipitation: helping (+0.9)
- cloud cover: helping (+0.85)
Forecast computed Fri, 09 Oct 2026 16:31:46 GMT · data: Open-Meteo + gauge GREEN RIVER NEAR GREEN RIVER, WY · refreshed automatically through the day · see our published accuracy
Wondering how this stacks up against the apps you already know? Cast & Scan vs Fishbrain vs BassForecast — an honest comparison, including where they beat us.
Read before you go
- Trout stream tactics, read through the forecast
- How river flow trend changes the bite
- Barometric pressure and fishing, explained
More rainbow trout waters
- Kenai River (Soldotna) — Alaska, USA
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- Chew Valley Lake — Somerset, England
- Animas River (Durango) — Colorado, USA
- Au Sable River (Mio) — Michigan, USA
Nearby waters
- Green River (Flaming Gorge) — Utah, USA (68 km away)
- Wind River (Boysen) — Wyoming, USA (206 km away)
- South Fork Snake River (Irwin) — Idaho, USA (250 km away)
- Roaring Fork River (Glenwood Springs) — Colorado, USA (283 km away)
- Eagle River (Gypsum) — Colorado, USA (295 km away)
- Colorado River (Kremmling) — Colorado, USA (302 km away)