COLUMBIA--PRIEST RAPIDS DAM (PRWW1)
| Observed | Forecast/Trend Issued: 2026-03-11 10:06 PDT | ||
| Date/Time (PDT) | Inflow | Date/Time (PDT) | Inflow |
| 2026-03-12 00:00 | 151700 | 2026-03-12 05:00 | 143909.81 |
| 2026-03-11 00:00 | 116700 | 2026-03-12 11:00 | 144242.48 |
| 2026-03-10 00:00 | 124700 | 2026-03-12 17:00 | 144236.97 |
| 2026-03-09 00:00 | 130700 | 2026-03-12 23:00 | 143289.72 |
| 2026-03-08 00:00 | 141700 | 2026-03-13 05:00 | 141989.29 |
| 2026-03-07 01:00 | 133700 | 2026-03-13 11:00 | 141154.14 |
| 2026-03-06 01:00 | 117100 | 2026-03-13 17:00 | 140843.77 |
| 2026-03-05 01:00 | 115600 | 2026-03-13 23:00 | 140800.16 |
| 2026-03-04 01:00 | 131400 | 2026-03-14 05:00 | 140926.39 |
| 2026-03-03 01:00 | 126500 | 2026-03-14 11:00 | 141227.52 |
| 2026-03-02 01:00 | 142400 | 2026-03-14 17:00 | 141676.99 |
| 2026-03-14 23:00 | 142216.09 | ||
| 2026-03-15 05:00 | 139467.76 | ||
| 2026-03-15 11:00 | 130712.34 | ||
| 2026-03-15 17:00 | 120981.06 | ||
| 2026-03-15 23:00 | 115581.05 | ||
| 2026-03-16 05:00 | 113840.41 | ||
| 2026-03-16 11:00 | 113311.71 | ||
| 2026-03-16 17:00 | 113057.05 | ||
| 2026-03-16 23:00 | 113098.52 | ||
| 2026-03-17 05:00 | 113474.47 | ||
| 2026-03-17 11:00 | 114043.35 | ||
| 2026-03-17 17:00 | 114648.66 | ||
| 2026-03-17 23:00 | 115201.82 | ||
| 2026-03-18 05:00 | 115623.15 | ||
| 2026-03-18 11:00 | 115861.4 | ||
| 2026-03-18 17:00 | 115963.81 | ||
| 2026-03-18 23:00 | 116118.13 | ||
| 2026-03-19 05:00 | 116438.74 | ||
| 2026-03-19 11:00 | 116835.63 | ||
| 2026-03-19 17:00 | 117228.87 | ||
| 2026-03-19 23:00 | 117639.31 | ||
| 2026-03-20 05:00 | 118093.87 | ||
| 2026-03-20 11:00 | 118566.47 | ||
| 2026-03-20 17:00 | 119013.04 | ||
| 2026-03-20 23:00 | 119422.87 | ||
| 2026-03-21 05:00 | 119810.74 | ||