* WHAT...Damaging winds and heavy snow expected. There is a likelihood of major winter weather impacts to isolated extreme winter storm impacts. Total snow accumulations of 2 to 5 in inches in the valleys and 8 to 12 inches at pass level. Damaging winds gusting as high as 60 mph in the lower elevations, 70 mph in higher terrain. * WHERE...Marias Pass, Highway 83 Bigfork to Swan Lake, Bad Rock Canyon, Glacier National Park, Essex, and Polebridge. * WHEN...From 8 PM this evening to 11 PM MST Wednesday. * IMPACTS...For MAJOR winter weather impacts, expect considerable disruptions to normal activities. Dangerous or impossible traveling conditions. Avoid travel in the impacted areas if possible. Widespread closures and disruptions to infrastructure may occur. For EXTREME winter storm impacts, expect substantial disruptions to normal activities. Extremely dangerous or impossible traveling conditions. Travel in the impacted areas is not advised. Extensive and widespread closures and disruptions to infrastructure may occur. Life saving actions may be needed. The hazardous conditions could impact the Wednesday morning and evening commutes, especially over higher passes. Very strong winds could cause extensive tree damage and power outages.
The river has multiple Class III and IV rapids, including Bonecrusher and Jaws, which require technical maneuvering. The best time to float this section of water is in early summer when the snowmelt provides optimal flow, with a recommended CFS of 1,500-3,500. Obstacles include strainers, sweepers, and undercut rocks, which can be dangerous if not approached with caution. Overall, this river run provides a thrilling and challenging experience for those seeking an adrenaline rush.
| Last Updated | 2023-06-13 |
| River Levels | 4590 cfs (7.31 ft) |
| Percent of Normal | 35% |
| Optimal Range | 1000-11000 cfs |
| Status | Runnable |
| Class Level | II |
| Elevation | 3,049 ft |
| Run Length | 5.0 Mi |
| Streamflow Discharge | 2410 cfs |
| Gauge Height | 5.8 ft |
| Reporting Streamgage | USGS 12362500 |