West Coast
Grande Ronde River
Live Conditions
Grande Ronde River — Grande Ronde at Troy
7-Day Flow
→ Stable
24-Hr Pressure
28.03 inHg · → High/stable
Voluntary Catch-and-Release Advisory
Water temperature is at or above 65°F. At these temperatures trout are physiologically stressed and have a higher post-release mortality rate. Consider waiting for cooler conditions — early morning or evening — or choosing a tailwater with regulated temperatures.
Local Weather
Tough conditions — fish deep
Today
☀️Clear sky
91° / 51°
Tomorrow
🌦️Drizzle
90° / 63°
Wed
🌧️Rain
78° / 59°
0.06"
Thu
🌦️Drizzle
61° / 55°
0.26"
Cold front incoming — go deep with nymphs, surface activity likely slow.
Weather by Open-Meteo · No API key · Updated every 30 min
What should I fish today?
⚡ AIAI-powered recommendation using today's live flow, temperature, and hatch data.
2
Time of Day
Using: 442 CFS · 68°F · SUMMER STEELHEAD at peak — best month for two-handed swing fishing. BWOs returning. Mahogany Duns.
What should I pack?
Rod, flies, tippet, and safety gear specific to today's Grande Ronde River conditions.
🪰 Hatch Calendar
Grande Ronde River · September · Early Fall
🟢 Active now at 68°F water
🟡 Approaching — within 5°F of trigger range
Select month
SUMMER STEELHEAD at peak — best month for two-handed swing fishing. BWOs returning. Mahogany Duns.
🟢 Active · 🟡 Approaching · ⚪ Seasonal only
River Map
About Grande Ronde River
Remote Eastern Oregon canyon river — summer steelhead and wild redband rainbows in a desert canyon along the Oregon–Washington border. Classic two-handed swing water with light pressure and big country.
Regulations
Wild steelhead must be released. Combined Angling Tag required for steelhead. Nez Perce treaty waters — respect tribal boundaries.
Learn More
Guides to help you fish Grande Ronde River with more confidence.
Oregon Fishing Regulations for Fly Anglers
Licenses, the Combined Angling Tag for steelhead and salmon, the wild fish release rule (intact adipose = wild = release), federally protected Bull…
Trout Species of Oregon
Oregon's iconic Deschutes redsides, the world-famous summer steelhead of the North Umpqua and Rogue, native coastal cutthroat (resident and sea-run),…
Deschutes River Guide: Oregon's Desert Trout and Steelhead River
The lower Deschutes canyon holds hard-fighting native redside rainbows and one of Oregon's best summer steelhead runs. How to approach this high…