* WHAT...Heavy snow possible. Total snow accumulations 2 to 4 inches in the mountain valleys and 6 to 10 inches above 7000 feet possible. Winds could gust as high as 35 mph. * WHERE...Boise Mountains, Camas Prairie, and West Central Mountains. * WHEN...From late tonight through Thursday evening. * IMPACTS...Travel could be very difficult.
The Secesh to Main the Canyon river run in Idaho is a challenging Class III-IV whitewater experience that is best tackled in late spring to early summer (May-June) when the water flow is between 2,000-5,000 cfs.
Wind
Humidity
The run is characterized by steep drops, tight bends, and numerous boulder gardens that require skilled maneuvering. The most challenging section is the Big Mallard Rapid, which can be dangerous at high water levels. Other notable rapids include the Squeeze, Staircase, and Devil's Tooth. Overall, this river run is recommended for experienced kayakers and rafters with strong technical skills and an appetite for adventure.
| Last Updated | 2023-06-13 |
| River Levels | 418 cfs (2.76 ft) |
| Percent of Normal | 77% |
| Status | Too High |
| Class Level | III to V |
| Elevation | 3,766 ft |
| Run Length | 52.0 Mi |
| Gradient | 42 FPM |
| Streamflow Discharge | 304 cfs |
| Gauge Height | 2.5 ft |
| Reporting Streamgage | USGS 13310700 |
| Location | Reservations | Toilets |
|---|---|---|
Penny Spring Campground
|
||
Penny Springs Campground
|
||
Poverty Flat
|
||
Poverty Flat Campground
|
||
Trout Creek Campground
|
||
Shoreline
|