* WHAT...Heavy snow and damaging winds possible. There is a chance of major winter weather impacts. Total snow accumulations between 1 and 5 inches in the valleys and 8 to 15 inches possible at high elevations, including Marias Pass. Winds could gust over 50 mph. * WHERE...Highway 83 Bigfork to Swan Lake, Bad Rock Canyon, Essex, Polebridge, Marias Pass, and Glacier National Park. * WHEN...From Tuesday evening through Wednesday evening. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. 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. Widespread blowing snow could significantly reduce visibility. The hazardous conditions could impact the Wednesday morning and evening commutes, especially over higher passes. Very strong winds could cause extensive tree damage.
| Last Updated | |
| River Levels | 4310 cfs ( ft) |
| Percent of Normal | +100% |
| Optimal Range | 900-19000 cfs |
| Status | Too High |
| Class Level | III+ to IV+ |
| Elevation | 2,889 ft |
| Run Length | 26.0 Mi |
| Gradient | 37 FPM |
| Streamflow Discharge | 4310 cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 12369000 |