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| ISSAQUAH CREEK--NEAR MOUTH | |
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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. |
| ISSAQUAH CREEK--NEAR MOUTH (ISSW1) Forecasts for Water Year 2027 Ensemble Date: 2026-10-09 Forecast Period: October 9 to February 1 | |||
| Exceedence Probability | Stage feet | Discharge CFS | Probable Date of Peak |
| 95 % | 5.12 | 256 | 2026-11-23 |
| 90 % | 5.73 | 434 | 2026-11-25 |
| 70 % | 7.09 | 772 | 2026-12-14 |
| 50 % | 8.81 | 1260 | 2027-01-04 |
| 30 % | 10.67 | 1993 | 2027-01-16 |
| 10 % | 13.61 | 3381 | 2027-01-29 |
| 05 % | 13.74 | 3542 | 2027-01-29 |
