5-Day Forecast
Long Term Forecast
16-Day Forecast
| Last Updated | 2026-09-22 |
| Observed Snowpack | 330 inches |
| Since Yesterday | 344.0" |
| 24hr Forecast | None" |
| Percent of Normal | 78% |
| Seasonal Volatility | 16% |
| Peak Snowpack | 12,200 inches |
| Last Updated | 2026-09-22 |
| Gauge Height | 56.99 ft |
| Observed Discharge | 330cfs |
| Since Yesterday | 2% |
| 24hr Forecast | 944 cfs |
| Percent of Normal | 78% |
| Seasonal Volatility | 16% |
| Peak Discharge | 12,200 cfs |
| Average Discharge | 427 cfs |
| Minimum Discharge | 212 cfs |
This tributary falls within the Duwamish watershed, a child of the greater Pacific Northwest region.