5-Day Forecast
Long Term Forecast
16-Day Forecast
| Last Updated | 2026-08-13 |
| Observed Snowpack | 258 inches |
| Since Yesterday | 258.0" |
| 24hr Forecast | None" |
| Percent of Normal | 87% |
| Seasonal Volatility | 15% |
| Peak Snowpack | 12,200 inches |
| Last Updated | 2026-08-13 |
| Gauge Height | 56.76 ft |
| Observed Discharge | 258cfs |
| Since Yesterday | 0% |
| 24hr Forecast | 944 cfs |
| Percent of Normal | 87% |
| Seasonal Volatility | 15% |
| Peak Discharge | 12,200 cfs |
| Average Discharge | 297 cfs |
| Minimum Discharge | 212 cfs |
This tributary falls within the Duwamish watershed, a child of the greater Pacific Northwest region.