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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 2026 Ensemble Date: 2026-02-06 Forecast Period: February 6 to June 1 | |||
| Exceedence Probability | Stage feet | Discharge CFS | Probable Date of Peak |
| 95 % | 6.37 | 4174 | 2026-02-10 |
| 90 % | 6.37 | 4174 | 2026-02-10 |
| 70 % | 6.77 | 4801 | 2026-03-16 |
| 50 % | 8.24 | 7541 | 2026-03-28 |
| 30 % | 9.18 | 9609 | 2026-04-24 |
| 10 % | 11.58 | 16234 | 2026-05-14 |
| 05 % | 12.41 | 19261 | 2026-05-20 |
