COLUMBIA--PRIEST RAPIDS DAM (PRWW1)
| Observed | Forecast/Trend Issued: 2026-10-31 11:14 PDT | ||
| Date/Time (PDT) | Inflow | Date/Time (PDT) | Inflow |
| 2026-10-31 00:00 | 75500 | 2026-11-01 00:00 | 65758.64 |
| 2026-10-30 00:00 | 65700 | 2026-11-01 05:00 | 66140.67 |
| 2026-10-29 00:00 | 51600 | 2026-11-01 11:00 | 67273.08 |
| 2026-10-28 00:00 | 48900 | 2026-11-01 17:00 | 69197.67 |
| 2026-10-27 00:00 | 58400 | 2026-11-01 23:00 | 71794.34 |
| 2026-10-26 00:00 | 43900 | 2026-11-02 05:00 | 74507.09 |
| 2026-10-25 00:00 | 44100 | 2026-11-02 11:00 | 76784.19 |
| 2026-10-24 00:00 | 47000 | 2026-11-02 17:00 | 78500.46 |
| 2026-10-23 00:00 | 57500 | 2026-11-02 23:00 | 79564.38 |
| 2026-10-22 00:00 | 61300 | 2026-11-03 05:00 | 82727 |
| 2026-10-21 00:00 | 65800 | 2026-11-03 11:00 | 90442.28 |
| 2026-11-03 17:00 | 98731.63 | ||
| 2026-11-03 23:00 | 103244.81 | ||
| 2026-11-04 05:00 | 104547.29 | ||
| 2026-11-04 11:00 | 104735.17 | ||
| 2026-11-04 17:00 | 104744.47 | ||
| 2026-11-04 23:00 | 104742.56 | ||
| 2026-11-05 05:00 | 104739.93 | ||
| 2026-11-05 11:00 | 104736.39 | ||
| 2026-11-05 17:00 | 104732.35 | ||
| 2026-11-05 23:00 | 104728.45 | ||
| 2026-11-06 05:00 | 104724.63 | ||
| 2026-11-06 11:00 | 104721.57 | ||
| 2026-11-06 17:00 | 104718.67 | ||
| 2026-11-06 23:00 | 104716.03 | ||
| 2026-11-07 05:00 | 104713.72 | ||
| 2026-11-07 11:00 | 104711.07 | ||
| 2026-11-07 17:00 | 104708.71 | ||
| 2026-11-07 23:00 | 104655.71 | ||
| 2026-11-08 05:00 | 104473.73 | ||
| 2026-11-08 11:00 | 104166.43 | ||
| 2026-11-08 17:00 | 103778.49 | ||
| 2026-11-08 23:00 | 103334.91 | ||
| 2026-11-09 05:00 | 102864.29 | ||
| 2026-11-09 11:00 | 102390.79 | ||
| 2026-11-09 17:00 | 101921.17 | ||
| 2026-11-09 23:00 | 101453.95 | ||
| 2026-11-10 05:00 | 100989.49 | ||