COLUMBIA--PRIEST RAPIDS DAM (PRWW1)
| Observed | Forecast/Trend Issued: 2026-01-12 10:24 PST | ||
| Date/Time (PST) | Inflow | Date/Time (PST) | Inflow |
| 2026-01-12 00:00 | 148200 | 2026-01-12 22:00 | 152742.84 |
| 2026-01-11 00:00 | 142400 | 2026-01-13 04:00 | 152401.11 |
| 2026-01-10 00:00 | 160600 | 2026-01-13 10:00 | 152187.01 |
| 2026-01-09 00:00 | 163100 | 2026-01-13 16:00 | 152020.22 |
| 2026-01-08 00:00 | 164100 | 2026-01-13 22:00 | 151730.7 |
| 2026-01-07 00:00 | 139100 | 2026-01-14 04:00 | 151334.11 |
| 2026-01-06 00:00 | 127800 | 2026-01-14 10:00 | 150882.81 |
| 2026-01-05 00:00 | 131700 | 2026-01-14 16:00 | 150428.86 |
| 2026-01-04 00:00 | 144900 | 2026-01-14 22:00 | 150015.24 |
| 2026-01-03 00:00 | 139700 | 2026-01-15 04:00 | 149660.72 |
| 2026-01-02 00:00 | 138000 | 2026-01-15 10:00 | 149352.04 |
| 2026-01-15 16:00 | 149260.41 | ||
| 2026-01-15 22:00 | 149189.19 | ||
| 2026-01-16 04:00 | 149090.01 | ||
| 2026-01-16 10:00 | 148970.55 | ||
| 2026-01-16 16:00 | 148842.13 | ||
| 2026-01-16 22:00 | 148713.39 | ||
| 2026-01-17 04:00 | 148594.56 | ||
| 2026-01-17 10:00 | 148489.32 | ||
| 2026-01-17 16:00 | 148395.03 | ||
| 2026-01-17 22:00 | 148306.79 | ||
| 2026-01-18 04:00 | 148224.52 | ||
| 2026-01-18 10:00 | 148149.2 | ||
| 2026-01-18 16:00 | 148077.13 | ||
| 2026-01-18 22:00 | 148003.22 | ||
| 2026-01-19 04:00 | 147928.83 | ||
| 2026-01-19 10:00 | 147856.74 | ||
| 2026-01-19 16:00 | 147785.48 | ||
| 2026-01-19 22:00 | 147712.04 | ||
| 2026-01-20 04:00 | 147638.08 | ||
| 2026-01-20 10:00 | 147564.97 | ||
| 2026-01-20 16:00 | 147492.57 | ||
| 2026-01-20 22:00 | 147419.11 | ||
| 2026-01-21 04:00 | 147344.73 | ||
| 2026-01-21 10:00 | 147271.16 | ||
| 2026-01-21 16:00 | 147198.81 | ||
| 2026-01-21 22:00 | 147126.13 | ||
| 2026-01-22 04:00 | 147053.45 | ||