Colorado
Gunnison River below Gunnison Tunnel
Location Snapshot
Gunnison River below Gunnison Tunnel is a western Colorado mainstem reach below the Gunnison Tunnel diversion and upstream of the lower canyon system. Brown and rainbow trout define the coldwater fishery across broad runs, riffles, and deeper pools.
Current River Rating
Unavailable
Not enough local guidance to rate conditions.
Low confidence
Should I Go?
Not Enough Data
Timing Outlook
No reliable fishing window is available with the current data.
Why
- This river does not yet have enough local fishing guidance to assign a rating.
Cautions
- Water temperature is unavailable.
Blocking Factors
- Configured water observations are currently unavailable.
Current Readings
- Flow
- Not available
- Gage Height
- Not available
- Water Temperature
- Not available
- Latest current reading
- Not available
Monitoring temporarily unavailable. · USGS station 09128000 · Direct monitoring location
Readings from past 7 Days
Loading readings from the past 7 days…
Historical readings are provided for context. Readings outside the current freshness window are not used to rate current conditions.
Better Nearby Options
Checking nearby StrikeTracks waters…
Preliminary guidance only. Always assess current weather, access, water depth, current speed, and your own ability before entering the river.
Changing Conditions Advisory
Loading advisory…
Weather Near Gauge
Current Weather
Clear
Temperature
57°F
Feels like
51°F
Wind
6 mph N
Wind gust
9 mph
Current precipitation
0.00 in
Updated
Oct 20, 2026, 6:15 PM
Recent Rainfall
Estimated precipitation near this gauge
Last 6 hours
0.00 in
Last 24 hours
0.00 in
Last 48 hours
0.01 in
Little recent rainfall near this river.
Next 24 Hours
Tue 8 PM
Clear
Temp 53°F
Chance 0%
Precip 0.00 in
Wind 4 mph
Wed 12 AM
Overcast
Temp 48°F
Chance 0%
Precip 0.00 in
Wind 9 mph
Wed 4 AM
Overcast
Temp 48°F
Chance 1%
Precip 0.00 in
Wind 9 mph
Wed 8 AM
Overcast
Temp 48°F
Chance 1%
Precip 0.00 in
Wind 10 mph
Wed 12 PM
Overcast
Temp 61°F
Chance 4%
Precip 0.00 in
Wind 11 mph
Wed 4 PM
Drizzle
Temp 59°F
Chance 20%
Precip 0.02 in
Wind 9 mph
Four-Day Forecast
Tue, Oct 20
Mostly clear
High 63°F / Low 43°F
Chance 5%
Precip 0.00 in
Max gust 13 mph
Wed, Oct 21
Rain
High 62°F / Low 47°F
Chance 48%
Precip 0.19 in
Max gust 18 mph
Thu, Oct 22
Rain
High 58°F / Low 50°F
Chance 83%
Precip 0.62 in
Max gust 19 mph
Fri, Oct 23
Rain
High 61°F / Low 48°F
Chance 83%
Precip 0.14 in
Max gust 11 mph
Weather and rainfall are estimated for this river's coordinates. Local conditions can vary, especially in mountainous terrain and during isolated storms.
Recent rainfall can influence river flow, but the timing and magnitude depend on watershed size, soil conditions, upstream reservoirs, and dam releases.
Weather data: Open-Meteo
Historical Flow
Loading historical flow…
Fishing Overview
Wild brown and rainbow trout are in the Gunnison River below Gunnison Tunnel.
Fishery Profile
Documented species you may encounter at Gunnison River.
Species images are AI-generated illustrations for visual reference and may simplify natural variation. Fishery records are based on the cited agency sources. About fish illustrations
Target species
Brown Trout
Salmo trutta
- Expectation
- Primary
- Population
- Wild
- Native status
- introduced
- Confidence
- High confidence
Source: Colorado Parks and Wildlife
Rainbow Trout
Oncorhynchus mykiss
- Expectation
- Primary
- Population
- Unknown
- Native status
- introduced
- Confidence
- High confidence
Source: Colorado Parks and Wildlife
Fishery characteristics
- Composition
- Wild
- Great Lakes tributary
- No
- Flow regime
- Mixed flow regime
Best seasons
- Spring
- Summer
- Fall
Common techniques
- Dry flies
- Fly fishing
- Nymphing
- Spinning
- Streamers
Official sources
Hatch Match
Loading hatch suggestions…
Location and Access
USGS monitoring location
Montrose, Colorado
The map marker represents the cataloged waterbody or monitoring location and may not indicate legal parking or public access. Confirm access through the official information before visiting.
River Details
County
Montrose
Management Category
Gold Medal canyon trout river
Regulation Scope
Gunnison below Gunnison Tunnel / Gorge Gold Medal corridor.
Regulation Summary
CPW Gold Medal Gunnison from 200 yards below Crystal Dam to the North Fork. Confirm current brochure and NPS/BLM rules.
Target Species
Brown Trout, Rainbow Trout
Access, Parking, and Regulations
Loading access and regulations…