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| WHITE SALMON--NEAR UNDERWOOD | |
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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. |
| WHITE SALMON--NEAR UNDERWOOD (UNDW1) Forecasts for Water Year 2026 Ensemble Date: 2026-06-06 Forecast Period: June 6 to October 1 | |||
| Exceedence Probability | Stage feet | Discharge CFS | Probable Date of Peak |
| 95 % | 3.90 | 845 | 2026-06-17 |
| 90 % | 3.90 | 847 | 2026-06-17 |
| 70 % | 3.96 | 896 | 2026-07-03 |
| 50 % | 4.00 | 928 | 2026-07-15 |
| 30 % | 4.06 | 978 | 2026-07-23 |
| 10 % | 4.15 | 1064 | 2026-09-04 |
| 05 % | 4.26 | 1164 | 2026-09-21 |