Point of Rocks to Grey Owl
Yellowstone River · 14.7 river miles · Paradise Valley
At today's flow of 1,340 cfs, Point of Rocks to Grey Owl is about 8h 09m of continuous drifting over 14.7 river miles.
Conditions right now
Typical float time by month
Typical flow is the median day for the month at the gauge that represents this stretch. Float times are continuous drifting at that flow. Flow by month has the full record.
| Month | Typical flow | Float time |
|---|---|---|
| January | 830 cfs | 9h 47m |
| February | 814 cfs | 9h 52m |
| March | 909 cfs | 9h 27m |
| April | 1,300 cfs | 8h 15m |
| May | 5,780 cfs | 4h 40m |
| June | 10,800 cfs | 3h 41m |
| July | 6,240 cfs | 4h 32m |
| August | 2,840 cfs | 6h 08m |
| September | 1,800 cfs | 7h 17m |
| October | 1,410 cfs | 8h 00m |
| November | 1,145 cfs | 8h 40m |
| December | 938 cfs | 9h 20m |
How long it takes at different flows
| Flow | Estimated drift time |
|---|---|
| 1,200 cfs | 8h 30m |
| 2,000 cfs | 7h 00m |
| 3,000 cfs | 6h 00m |
| 5,000 cfs | 4h 56m |
| 8,000 cfs | 4h 08m |
| 12,000 cfs | 3h 32m |
On this stretch
- Emigrant access, river mile 32.8
- Emigrant West (no launch listed), river mile 33.3
- Flow read from USGS gauge 06191500, Yellowstone River at Corwin Springs, MT
Access
Put-in
Point of Rocks
Below Yankee Jim Canyon; the upper valley opens out here.
Take-out
Grey Owl
Measured along the NHDPlus flowline, not straight-line distance.
Shuttle
13.2 miles by road, about 16 minutes driving. The drive is 0.90x the river distance. Short shuttle relative to the float. Easy logistics.
Gradient
This reach is gentler than typical for this river, which is why its drift time differs from another stretch of the same length.
Connecting stretches
Keep going downstream
- Grey Owl to Dan Bailey 4.1 mi
- Grey Owl to Loch Leven 8.3 mi
Start further upstream
Other take-outs from Point of Rocks
- Point of Rocks to Emigrant 11.9 mi
Floated this stretch? Tell us how long it took
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Sources
Flow from USGS stream gauges 06191500 (Corwin Springs) and 06192500 (near Livingston). River miles from USGS NHDPlus; wind from the National Weather Service; access facts from Montana Fish, Wildlife & Parks. Every source and how the estimate is made · Terms.