COLUMBIA--PRIEST RAPIDS DAM (PRWW1)
| Observed | Forecast/Trend Issued: 2026-06-27 10:47 PDT | ||
| Date/Time (PDT) | Inflow | Date/Time (PDT) | Inflow |
| 2026-06-27 00:00 | 140400 | 2026-06-27 17:00 | 153983.41 |
| 2026-06-26 00:00 | 136100 | 2026-06-27 23:00 | 149982.15 |
| 2026-06-25 00:00 | 146300 | 2026-06-28 05:00 | 147963.35 |
| 2026-06-24 00:00 | 146300 | 2026-06-28 11:00 | 147738.45 |
| 2026-06-23 00:00 | 118000 | 2026-06-28 17:00 | 145264.94 |
| 2026-06-22 00:00 | 99700 | 2026-06-28 23:00 | 138239.47 |
| 2026-06-21 00:00 | 130300 | 2026-06-29 05:00 | 130338.36 |
| 2026-06-20 00:00 | 136700 | 2026-06-29 11:00 | 125878.83 |
| 2026-06-19 00:00 | 135700 | 2026-06-29 17:00 | 124960.87 |
| 2026-06-18 00:00 | 152600 | 2026-06-29 23:00 | 125895.26 |
| 2026-06-17 00:00 | 158300 | 2026-06-30 05:00 | 127497.01 |
| 2026-06-30 11:00 | 129089.75 | ||
| 2026-06-30 17:00 | 130290.76 | ||
| 2026-06-30 23:00 | 131006.09 | ||
| 2026-07-01 05:00 | 131110.87 | ||
| 2026-07-01 11:00 | 130475.14 | ||
| 2026-07-01 17:00 | 129589.46 | ||
| 2026-07-01 23:00 | 129185.17 | ||
| 2026-07-02 05:00 | 129579.13 | ||
| 2026-07-02 11:00 | 130701.25 | ||
| 2026-07-02 17:00 | 132259.9 | ||
| 2026-07-02 23:00 | 133896.73 | ||
| 2026-07-03 05:00 | 135273.3 | ||
| 2026-07-03 11:00 | 136137.15 | ||
| 2026-07-03 17:00 | 136412.84 | ||
| 2026-07-03 23:00 | 136166.93 | ||
| 2026-07-04 05:00 | 135504.85 | ||
| 2026-07-04 11:00 | 134536.16 | ||
| 2026-07-04 17:00 | 133383.94 | ||
| 2026-07-04 23:00 | 132163.25 | ||
| 2026-07-05 05:00 | 130950.68 | ||
| 2026-07-05 11:00 | 129780.67 | ||
| 2026-07-05 17:00 | 128605.99 | ||
| 2026-07-05 23:00 | 127169.27 | ||
| 2026-07-06 05:00 | 123407.19 | ||
| 2026-07-06 11:00 | 116261.22 | ||
| 2026-07-06 17:00 | 109301.67 | ||
| 2026-07-06 23:00 | 105665.35 | ||
| 2026-07-07 05:00 | 104616.79 | ||