COLUMBIA--PRIEST RAPIDS DAM (PRWW1)
| Observed | Forecast/Trend Issued: 2026-01-29 08:59 PST | ||
| Date/Time (PST) | Inflow | Date/Time (PST) | Inflow |
| 2026-01-29 00:00 | 150000 | 2026-01-29 16:00 | 137330.66 |
| 2026-01-28 00:00 | 158300 | 2026-01-29 22:00 | 135891.59 |
| 2026-01-27 00:00 | 178700 | 2026-01-30 04:00 | 134934.81 |
| 2026-01-26 00:00 | 157000 | 2026-01-30 10:00 | 134246.37 |
| 2026-01-25 00:00 | 147800 | 2026-01-30 16:00 | 133825.85 |
| 2026-01-24 00:00 | 147600 | 2026-01-30 22:00 | 133805.05 |
| 2026-01-23 00:00 | 154300 | 2026-01-31 04:00 | 134058.38 |
| 2026-01-22 00:00 | 160700 | 2026-01-31 10:00 | 134313.14 |
| 2026-01-21 00:00 | 157600 | 2026-01-31 16:00 | 135530.78 |
| 2026-01-20 00:00 | 167200 | 2026-01-31 22:00 | 138473.1 |
| 2026-01-19 00:00 | 166300 | 2026-02-01 04:00 | 141242.74 |
| 2026-02-01 10:00 | 142040.92 | ||
| 2026-02-01 16:00 | 141329.39 | ||
| 2026-02-01 22:00 | 140247.06 | ||
| 2026-02-02 04:00 | 139746.8 | ||
| 2026-02-02 10:00 | 140250.21 | ||
| 2026-02-02 16:00 | 141124.6 | ||
| 2026-02-02 22:00 | 141643.25 | ||
| 2026-02-03 04:00 | 141770.83 | ||
| 2026-02-03 10:00 | 141744.67 | ||
| 2026-02-03 16:00 | 141680.36 | ||
| 2026-02-03 22:00 | 141598.45 | ||
| 2026-02-04 04:00 | 141506.06 | ||
| 2026-02-04 10:00 | 141413.21 | ||
| 2026-02-04 16:00 | 141324.57 | ||
| 2026-02-04 22:00 | 141243.77 | ||
| 2026-02-05 04:00 | 141175.25 | ||
| 2026-02-05 10:00 | 141123.31 | ||
| 2026-02-05 16:00 | 141084.84 | ||
| 2026-02-05 22:00 | 141055.16 | ||
| 2026-02-06 04:00 | 141036.53 | ||
| 2026-02-06 10:00 | 141030.72 | ||
| 2026-02-06 16:00 | 141029.71 | ||
| 2026-02-06 22:00 | 141028.43 | ||
| 2026-02-07 04:00 | 141029.11 | ||
| 2026-02-07 10:00 | 141034.04 | ||
| 2026-02-07 16:00 | 141040.92 | ||
| 2026-02-07 22:00 | 141047 | ||
| 2026-02-08 04:00 | 141055.57 | ||