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Montana | Missoula County / Blackfoot River corridor
Blackfoot RiverJohnsrud Park Fishing Access Site to Weigh Station Fishing Access Site
A mellow lower Blackfoot float from the busy Johnsrud Park beach to the concrete Weigh Station take-out east of Bonner.
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Route location
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Need to know
Why this call
Safety
Route safety
CautionThis route has hazards or access considerations that require extra verification.
Safety details
Wear a properly fitted PFD and carry communication, throw rope, offline navigation and dry layers for a cold-water swim.
- Expect fast current and tall waves at high flows; scout anything that cannot be read from upstream and watch for moving wood.
- The river below Weigh Station may be closed during BNSF bridge work; confirm FWP notices before extending the itinerary.
- Use only the named FWP access sites, respect private shoreline and leave the popular Johnsrud beach and Weigh Station areas clear for other users.
Keep Blackfoot River handy
Save this route in PaddleToday and check its conditions before your next paddle.
Route overview
Trip details
Access rules, camping, seasonal conditions and trip length.
Distance, difficulty, rules and camping
Plan ahead
Tomorrow and the weekend
Forecasts can change. Check current conditions again before leaving.
Waiting on forecast.
Waiting on forecast.
Plan
Plan your trip
Launch points, shuttle details, distance, and access notes.
Route logistics
Access and shuttle
A popular, easy lower-corridor float with reliable public water access and a straightforward shuttle.
Access map
Put-in
Johnsrud Park Fishing Access Site (water-entry edge)Johnsrud is busy on hot summer days; arrive early and keep the ramp clear.
Take-out
Weigh Station Fishing Access Site (water-entry edge)Verify the Weigh Station take-out and any BNSF bridge-work closure before launch.
Road shuttle
Access notes and hazards
Access caveats
- Johnsrud is busy on hot summer days; arrive early and keep the ramp clear.
- Verify the Weigh Station take-out and any BNSF bridge-work closure before launch.
- Respect private shoreline and use only established access paths.
Watch for
- USGS 12340000 trend and 350 cfs low guard
- High-water current, tall waves and moving wood
- FWP and BNSF closure notices below Weigh Station
Plan this paddle
Choose your trip times
No account needed. Check the selected access points above, then choose both dates and times. For an overnight paddle, set take-out to the following date.
Times use the selected time zone. Check it against the river’s location before saving or sharing.
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Download GPX Route geometry only; no schedule required.
Conditions
Water levels, gauge history, and hourly forecast
Check how the river is changing and what weather to expect.
USGS measurements
More about this gauge
These measurements come from the gauge station. Water depth and current can differ along your trip.
River camera · USGS
View at the gauge
Blackfoot River near Bonner, MT. This view may be outside your paddling reach. Images are periodic and do not establish safe conditions.
Gauge detail
Water-level history and forecastDetailed view
Gauge note
Preferred range: 500 cfs to 5,000 cfs · Blackfoot River near Bonner, MT
Does this gauge apply to my trip?
Check the Bonner gauge, BNSF bridge-work closures, weather and cold-water conditions before launch; high water builds current and waves quickly.
New to reading stage or flow? Read the paddler's gauge guide.
Gauge
Recent trend
Checking preferred range.
Checking trend.
Gauge source
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Hourly forecast
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Short-route forecast
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Route gallery
Photos
Check each caption: some photos show the surrounding area rather than this exact trip.
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Score & sources
Why this score
See the gauge, weather, and source notes behind today’s call.
Why this scoreData reliability: checking
This rating reflects whether the gauge measures this part of the river, whether published water-level guidance is available, and how recently the data was updated.
- Checking data sources and update times.
- Checking evidence cautions.
Data behind the scoreWater levels, published guidance and update times
These readings and published water-level limits help explain today’s score.
| Gauge site | Blackfoot River near Bonner, MT |
| Discharge | Checking |
| Gauge height | Checking |
| 24h trend | Checking |
| 24h change | Checking |
| Current band | Checking |
| Rain last 24h | Checking |
| Rain last 72h | Checking |
| Air temp | Checking |
| Water temp | Checking |
| Wind | Checking |
| Gusts | Checking |
| Rain timing | Checking |
| Preferred range | 500 cfs to 5,000 cfs |
| Low threshold | 350 cfs |
| High threshold | 7,500 cfs |
| Evidence strength behind the range | Local route guidance |
| Gauge observed | Checking |
| Paddle Today updated | Checking |
| Main source behind this score | Riverbeta Blackfoot River Johnsrud Park to Weigh Station reach guide |
| Gauge source | Checking |
| Weather source | Checking |
| Rainfall source | Checking |
NotesWhat to know before you go
These notes cover the access details, route quirks, and source caveats most likely to matter once you get there.
- Named reach and accessJohnsrud Park FAS to Weigh Station FAS; 10.6 miles
Riverbeta documents the named reach, public endpoints and Class I–II character; FWP and Visit Montana document the access sites.
- Scoring band350 cfs low guard; 500–5,000 cfs prime; 7,500 cfs high guard
Riverbeta reports these community zones against direct USGS 12340000. Verify live telemetry, trend and current conditions.
- GaugeUSGS 12340000 Blackfoot River near Bonner
Direct Blackfoot River telemetry; recheck current value and trend immediately before launch.
- Camping and closure policyDay use; designated FWP float-in sites only for overnight camping
FWP prohibits camping outside designated float-in sites, and Riverbeta flags possible BNSF bridge-work closures below Weigh Station.
Verify it yourselfCheck the source links
Use these links to double-check the gauge, route details, and access notes before you head out.
- Montana FWP Blackfoot River recreation and floaters guide
- Montana FWP Blackfoot River access and camping map
- Montana FWP Whitaker Bridge Fishing Access Site
- Montana FWP Johnsrud Park Fishing Access Site
- Riverbeta Blackfoot River Whitaker to Johnsrud reach guide
- USGS Blackfoot River near Bonner gauge
- Riverbeta Johnsrud Park to Weigh Station reach guide
Paddler reports
Recent notes from paddlers
A few quick notes from people who were on this route recently.
Reports
Paddler reports
See recent photos and notes from people on the route.
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Keep exploring
More routes to check next
Compare another stretch on this river, or explore different rivers within 75 straight-line miles.
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Quick answers
Blackfoot River paddling FAQ
What water level is best for the Johnsrud Park Fishing Access Site to Weigh Station Fishing Access Site route on the Blackfoot River?
Paddle Today watches Blackfoot River near Bonner, MT and treats 500 cfs to 5,000 cfs as the target band for this route, with weather and recent trend included in the final score.
Where does the Johnsrud Park Fishing Access Site to Weigh Station Fishing Access Site route on the Blackfoot River start and end?
This route starts at Johnsrud Park Fishing Access Site (water-entry edge) and ends at Weigh Station Fishing Access Site (water-entry edge), about 10.6 river miles on the water.
Is the Johnsrud Park Fishing Access Site to Weigh Station Fishing Access Site route on the Blackfoot River suitable for beginners?
This is listed as an easy route, but conditions still matter. Check today's score, water level, weather, and access notes before you go.
Flag a change
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Access, hazards, wood, and shuttle details change. Send a quick correction if something looks off.
