5-Day Forecast
Long Term Forecast
16-Day Forecast
| Last Updated | 2026-08-15 |
| Observed Snowpack | 728 inches |
| Since Yesterday | 728.0" |
| 24hr Forecast | None" |
| Percent of Normal | 91% |
| Seasonal Volatility | 39% |
| Peak Snowpack | 9,540 inches |
| Last Updated | 2026-08-15 |
| Gauge Height | 5.47 ft |
| Observed Discharge | 728cfs |
| Since Yesterday | 14% |
| 24hr Forecast | 1,510 cfs |
| Percent of Normal | 91% |
| Seasonal Volatility | 39% |
| Peak Discharge | 9,540 cfs |
| Average Discharge | 804 cfs |
| Minimum Discharge | 1 cfs |
This tributary falls within the Duwamish watershed, a child of the greater Pacific Northwest region.