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| COLVILLE--AT KETTLE FALLS | |
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| Forecasts are calculated from a forecast time series that approximates flow at a 6 hour time step interval. Observed instantaneous peaks can be higher than model forecast peaks. |
| COLVILLE--AT KETTLE FALLS (KTFW1) Forecasts for Water Year 2027 Ensemble Date: 2026-10-13 Forecast Period: October 13 to February 1 | |||
| Exceedence Probability | Stage feet | Discharge CFS | Probable Date of Peak |
| 95 % | 5.38 | 84 | 2026-11-23 |
| 90 % | 5.39 | 85 | 2026-11-25 |
| 70 % | 5.70 | 146 | 2026-12-08 |
| 50 % | 6.04 | 231 | 2026-12-15 |
| 30 % | 6.71 | 447 | 2027-01-08 |
| 10 % | 7.31 | 706 | 2027-01-28 |
| 05 % | 7.45 | 805 | 2027-01-31 |
