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| METHOW--AT WINTHROP | |
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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. |
| METHOW--AT WINTHROP (WTHW1) Forecasts for Water Year 2026 Ensemble Date: 2026-04-18 Forecast Period: April 18 to August 1 | |||
| Exceedence Probability | Stage feet | Discharge CFS | Probable Date of Peak |
| 95 % | 14.77 | 5646 | 2026-04-23 |
| 90 % | 14.77 | 5646 | 2026-04-23 |
| 70 % | 14.79 | 5689 | 2026-04-29 |
| 50 % | 15.41 | 6828 | 2026-05-11 |
| 30 % | 15.73 | 7442 | 2026-05-17 |
| 10 % | 16.53 | 9042 | 2026-05-26 |
| 05 % | 16.73 | 9485 | 2026-06-01 |