5-Day Forecast
Long Term Forecast
16-Day Forecast
| Last Updated | 2026-08-22 |
| Observed Snowpack | 89,300 inches |
| Since Yesterday | 52900.0" |
| 24hr Forecast | None" |
| Percent of Normal | 88% |
| Seasonal Volatility | 30% |
| Peak Snowpack | 476,000 inches |
| Last Updated | 2026-08-22 |
| Gauge Height | 8.28 ft |
| Observed Discharge | 89,300cfs |
| Since Yesterday | -24% |
| 24hr Forecast | 82,700 cfs |
| Percent of Normal | 88% |
| Seasonal Volatility | 30% |
| Peak Discharge | 476,000 cfs |
| Average Discharge | 102,000 cfs |
| Minimum Discharge | 35,200 cfs |
This tributary falls within the Upper Columbia-Priest Rapids watershed, a child of the greater Pacific Northwest region.