COLUMBIA--PRIEST RAPIDS DAM (PRWW1)
| Observed | Forecast/Trend Issued: 2026-08-08 09:35 PDT | ||
| Date/Time (PDT) | Inflow | Date/Time (PDT) | Inflow |
| 2026-08-08 00:00 | 106600 | 2026-08-08 17:00 | 99582.42 |
| 2026-08-07 00:00 | 98400 | 2026-08-08 23:00 | 95792.92 |
| 2026-08-06 00:00 | 97000 | 2026-08-09 05:00 | 94806.49 |
| 2026-08-05 00:00 | 98300 | 2026-08-09 11:00 | 94565.07 |
| 2026-08-04 00:00 | 84900 | 2026-08-09 17:00 | 94511.45 |
| 2026-08-03 00:00 | 87200 | 2026-08-09 23:00 | 94495.57 |
| 2026-08-02 00:00 | 102400 | 2026-08-10 05:00 | 94484.79 |
| 2026-08-01 00:00 | 110100 | 2026-08-10 11:00 | 94475.44 |
| 2026-07-31 00:00 | 84600 | 2026-08-10 17:00 | 94465.26 |
| 2026-07-30 00:00 | 110400 | 2026-08-10 23:00 | 94457.23 |
| 2026-07-29 00:00 | 95600 | 2026-08-11 05:00 | 94453.22 |
| 2026-08-11 11:00 | 94449.75 | ||
| 2026-08-11 17:00 | 94445.27 | ||
| 2026-08-11 23:00 | 94443.63 | ||
| 2026-08-12 05:00 | 94445.51 | ||
| 2026-08-12 11:00 | 94447.17 | ||
| 2026-08-12 17:00 | 94445.92 | ||
| 2026-08-12 23:00 | 94445.95 | ||
| 2026-08-13 05:00 | 94447.24 | ||
| 2026-08-13 11:00 | 94446.03 | ||
| 2026-08-13 17:00 | 94441.48 | ||
| 2026-08-13 23:00 | 94437.89 | ||
| 2026-08-14 05:00 | 94436.51 | ||
| 2026-08-14 11:00 | 94434.46 | ||
| 2026-08-14 17:00 | 94430.27 | ||
| 2026-08-14 23:00 | 94427.1 | ||
| 2026-08-15 05:00 | 94426.03 | ||
| 2026-08-15 11:00 | 94423.6 | ||
| 2026-08-15 17:00 | 94418.75 | ||
| 2026-08-15 23:00 | 94414.84 | ||
| 2026-08-16 05:00 | 94413.01 | ||
| 2026-08-16 11:00 | 94409.81 | ||
| 2026-08-16 17:00 | 94405.02 | ||
| 2026-08-16 23:00 | 94402.26 | ||
| 2026-08-17 05:00 | 94401.58 | ||
| 2026-08-17 11:00 | 94398.35 | ||
| 2026-08-17 17:00 | 94392.41 | ||
| 2026-08-17 23:00 | 94389.33 | ||
| 2026-08-18 05:00 | 94388.86 | ||