5-Day Forecast
Long Term Forecast
16-Day Forecast
| Last Updated | 2026-08-22 |
| Observed Snowpack | 271 inches |
| Since Yesterday | 271.0" |
| 24hr Forecast | None" |
| Percent of Normal | 86% |
| Seasonal Volatility | 16% |
| Peak Snowpack | 9,060 inches |
| Last Updated | 2026-08-22 |
| Gauge Height | 4.36 ft |
| Observed Discharge | 271cfs |
| Since Yesterday | -1% |
| 24hr Forecast | 527 cfs |
| Percent of Normal | 86% |
| Seasonal Volatility | 16% |
| Peak Discharge | 9,060 cfs |
| Average Discharge | 316 cfs |
| Minimum Discharge | 83 cfs |
This tributary falls within the Duwamish watershed, a child of the greater Pacific Northwest region.