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| JOHN DAY--AT SERVICE CK | |
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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. |
| JOHN DAY--AT SERVICE CK (SERO3) Forecasts for Water Year 2025 Ensemble Date: 2025-07-12 Forecast Period: July 12 to November 1 | |||
| Exceedence Probability | Stage feet | Discharge CFS | Probable Date of Peak |
| 95 % | 2.55 | 378 | 2025-10-02 |
| 90 % | 2.58 | 392 | 2025-10-16 |
| 70 % | 2.66 | 425 | 2025-10-26 |
| 50 % | 2.70 | 448 | 2025-10-29 |
| 30 % | 2.76 | 474 | 2025-11-01 |
| 10 % | 3.00 | 598 | 2025-11-01 |
| 05 % | 3.25 | 746 | 2025-11-01 |
