COLUMBIA--PRIEST RAPIDS DAM (PRWW1)
| Observed | Forecast/Trend Issued: 2026-06-21 10:26 PDT | ||
| Date/Time (PDT) | Pool Height | Date/Time (PDT) | Pool Height |
| 2026-06-22 00:00 | 485.78 | 2026-06-22 05:00 | 485.95 |
| 2026-06-21 00:00 | 485.71 | 2026-06-22 11:00 | 485.95 |
| 2026-06-20 00:00 | 485.57 | 2026-06-22 17:00 | 485.95 |
| 2026-06-19 00:00 | 485.1 | 2026-06-22 23:00 | 485.95 |
| 2026-06-18 00:00 | 485.76 | 2026-06-23 05:00 | 485.95 |
| 2026-06-17 00:00 | 487.2 | 2026-06-23 11:00 | 485.95 |
| 2026-06-16 00:00 | 487.36 | 2026-06-23 17:00 | 485.95 |
| 2026-06-15 00:00 | 486.53 | 2026-06-23 23:00 | 485.95 |
| 2026-06-14 00:00 | 486.14 | 2026-06-24 05:00 | 485.95 |
| 2026-06-13 00:00 | 485.61 | 2026-06-24 11:00 | 485.95 |
| 2026-06-12 00:00 | 484.86 | 2026-06-24 17:00 | 485.95 |
| 2026-06-24 23:00 | 485.95 | ||
| 2026-06-25 05:00 | 485.95 | ||
| 2026-06-25 11:00 | 485.95 | ||
| 2026-06-25 17:00 | 485.95 | ||
| 2026-06-25 23:00 | 485.95 | ||
| 2026-06-26 05:00 | 485.95 | ||
| 2026-06-26 11:00 | 485.95 | ||
| 2026-06-26 17:00 | 485.95 | ||
| 2026-06-26 23:00 | 485.95 | ||
| 2026-06-27 05:00 | 485.95 | ||
| 2026-06-27 11:00 | 485.95 | ||
| 2026-06-27 17:00 | 485.95 | ||
| 2026-06-27 23:00 | 485.95 | ||
| 2026-06-28 05:00 | 485.95 | ||
| 2026-06-28 11:00 | 485.95 | ||
| 2026-06-28 17:00 | 485.95 | ||
| 2026-06-28 23:00 | 485.95 | ||
| 2026-06-29 05:00 | 485.95 | ||
| 2026-06-29 11:00 | 485.95 | ||
| 2026-06-29 17:00 | 485.95 | ||
| 2026-06-29 23:00 | 485.95 | ||
| 2026-06-30 05:00 | 485.95 | ||
| 2026-06-30 11:00 | 485.95 | ||
| 2026-06-30 17:00 | 485.95 | ||
| 2026-06-30 23:00 | 485.95 | ||
| 2026-07-01 05:00 | 485.95 | ||